From 070e853dc4e3a17899dcb91b36e7435b28bd1de3 Mon Sep 17 00:00:00 2001
From: SuperHelios <20555025+Imperator26@users.noreply.github.com>
Date: Sun, 9 Jun 2019 23:07:52 +0200
Subject: [PATCH 01/10] feat(package/wikipedia): Initial commit. Unstable.

---
 bridges/python/Pipfile                       |  1 +
 bridges/python/Pipfile.lock                  | 13 ++++--
 packages/wikipedia/README.md                 | 28 ++++++++++++
 packages/wikipedia/config/.gitkeep           |  0
 packages/wikipedia/config/config.sample.json |  6 +++
 packages/wikipedia/data/.gitkeep             |  0
 packages/wikipedia/data/answers/.gitkeep     |  0
 packages/wikipedia/data/answers/en.json      | 25 +++++++++++
 packages/wikipedia/data/expressions/.gitkeep |  0
 packages/wikipedia/data/expressions/en.json  | 47 ++++++++++++++++++++
 packages/wikipedia/version.txt               |  1 +
 packages/wikipedia/wikipedia.py              | 31 +++++++++++++
 12 files changed, 148 insertions(+), 4 deletions(-)
 create mode 100644 packages/wikipedia/README.md
 create mode 100644 packages/wikipedia/config/.gitkeep
 create mode 100644 packages/wikipedia/config/config.sample.json
 create mode 100644 packages/wikipedia/data/.gitkeep
 create mode 100644 packages/wikipedia/data/answers/.gitkeep
 create mode 100644 packages/wikipedia/data/answers/en.json
 create mode 100644 packages/wikipedia/data/expressions/.gitkeep
 create mode 100644 packages/wikipedia/data/expressions/en.json
 create mode 100644 packages/wikipedia/version.txt
 create mode 100644 packages/wikipedia/wikipedia.py

diff --git a/bridges/python/Pipfile b/bridges/python/Pipfile
index 5af4c007c..1dc092cd2 100644
--- a/bridges/python/Pipfile
+++ b/bridges/python/Pipfile
@@ -8,5 +8,6 @@ requests = "==2.21.0"
 pytube = "==9.5.0"
 tinydb = "==3.9.0"
 beautifulsoup4 = "==4.7.1"
+wikipedia = "*"
 
 [dev-packages]
diff --git a/bridges/python/Pipfile.lock b/bridges/python/Pipfile.lock
index 54fc9aed1..79255eb80 100644
--- a/bridges/python/Pipfile.lock
+++ b/bridges/python/Pipfile.lock
@@ -1,12 +1,10 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "73bde89b379ffec7cec145fa30f1ebb49c349204b730a94108151fd9b71b31ec"
+            "sha256": "21d76da8b1726b3a96f62bad5eae843ce6c6c3b38eb52baa9602f14eaf352b34"
         },
         "pipfile-spec": 6,
-        "requires": {
-            "python_version": "3.6"
-        },
+        "requires": {},
         "sources": [
             {
                 "name": "pypi",
@@ -83,6 +81,13 @@
                 "sha256:a637e5fae88995b256e3409dc4d52c2e2e0ba32c42a6365fee8bbd2238de3cfb"
             ],
             "version": "==1.24.3"
+        },
+        "wikipedia": {
+            "hashes": [
+                "sha256:db0fad1829fdd441b1852306e9856398204dc0786d2996dd2e0c8bb8e26133b2"
+            ],
+            "index": "pypi",
+            "version": "==1.4.0"
         }
     },
     "develop": {}
diff --git a/packages/wikipedia/README.md b/packages/wikipedia/README.md
new file mode 100644
index 000000000..b5f567268
--- /dev/null
+++ b/packages/wikipedia/README.md
@@ -0,0 +1,28 @@
+# Wikipedia Package
+
+The Wikipedia package allows your personal assistant to gather pieces of information from Wikipedia.
+
+#### Requirements
+- wikipedia
+
+#### Usage
+
+1. Duplicate the file `packages/wikipedia/config/config.sample.json` and rename it `config.json`.
+2. Set your language.
+3. This package uses wikipedia. To install it: from inside leon directory `cd bridges/python`
+4. `pipenv install wikipedia`
+5. Done!
+
+```
+(en-US)
+- "Search on Wikipedia GitHub"
+```
+
+#### Options
+- `lang`: Choose your language. Default: `en`
+
+#### Links
+
+- [MediaWiki API](https://www.mediawiki.org/wiki/API:Main_page)
+- [Wikipedia GitHub](https://github.com/goldsmith/Wikipedia)
+- [Wikipedia Docs](https://wikipedia.readthedocs.io/en/latest/)
diff --git a/packages/wikipedia/config/.gitkeep b/packages/wikipedia/config/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/packages/wikipedia/config/config.sample.json b/packages/wikipedia/config/config.sample.json
new file mode 100644
index 000000000..ade813bcf
--- /dev/null
+++ b/packages/wikipedia/config/config.sample.json
@@ -0,0 +1,6 @@
+{
+  "wikipedia": {
+    "lang": "en",
+    "options": {}
+  }
+}
diff --git a/packages/wikipedia/data/.gitkeep b/packages/wikipedia/data/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/packages/wikipedia/data/answers/.gitkeep b/packages/wikipedia/data/answers/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/packages/wikipedia/data/answers/en.json b/packages/wikipedia/data/answers/en.json
new file mode 100644
index 000000000..a6423c727
--- /dev/null
+++ b/packages/wikipedia/data/answers/en.json
@@ -0,0 +1,25 @@
+{
+  "wikipedia": {
+    "acquiring": [
+      "Right away!",
+      "One second please.",
+      "Just a second...",
+      "Browsing Wikipedia right now..."
+    ],
+    "summary": [
+      "%summary%"
+    ],
+    "disambiguation_error": [
+      "Disambiguation error."
+    ],
+    "page_error": [
+      "Your request does not match any page."
+    ],
+    "no_entities_error": [
+      "Your request was not well formatted. Please, retry."
+    ],
+    "connection_error": [
+      "I'm having issuse reaching the server."
+    ]
+  }
+}
diff --git a/packages/wikipedia/data/expressions/.gitkeep b/packages/wikipedia/data/expressions/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/packages/wikipedia/data/expressions/en.json b/packages/wikipedia/data/expressions/en.json
new file mode 100644
index 000000000..5c0f645e8
--- /dev/null
+++ b/packages/wikipedia/data/expressions/en.json
@@ -0,0 +1,47 @@
+{
+  "wikipedia": {
+    "summary": {
+      "expressions": [
+        "Search on Wikipedia",
+        "Search on Wikipedia for",
+        "Search",
+        "On wikipedia look for"
+      ],
+      "entities": [
+        {
+          "type": "trim",
+          "name": "page",
+          "conditions": [
+            {
+              "type": "after_last",
+              "from": "wikipedia"
+            },
+            {
+              "type": "between",
+              "from": "wikipedia",
+              "to": "?"
+            },
+            {
+              "type": "after_last",
+              "from": "for"
+            },
+            {
+              "type": "between",
+              "from": "for",
+              "to": "?"
+            },
+            {
+              "type": "between",
+              "from": "search",
+              "to": "on"
+            },
+            {
+              "type": "after_last",
+              "from": "search"
+            }
+          ]
+        }
+      ]
+    }
+  }
+}
diff --git a/packages/wikipedia/version.txt b/packages/wikipedia/version.txt
new file mode 100644
index 000000000..6e8bf73aa
--- /dev/null
+++ b/packages/wikipedia/version.txt
@@ -0,0 +1 @@
+0.1.0
diff --git a/packages/wikipedia/wikipedia.py b/packages/wikipedia/wikipedia.py
new file mode 100644
index 000000000..f21691df7
--- /dev/null
+++ b/packages/wikipedia/wikipedia.py
@@ -0,0 +1,31 @@
+#!/usr/bin/env python
+# -*- coding:utf-8 -*-
+
+import wikipedia
+from wikipedia.exceptions import DisambiguationError, PageError
+
+import utils
+
+wikipedia.set_lang(utils.config("lang"))
+
+def summary(string, entities):
+    """
+    Get the summary of the requested wikipedia page.
+    """
+
+    for entity in entities:
+        if entity["entity"] == "page":
+            utils.output("inter", "acquiring", utils.translate("acquiring"))
+
+            try:
+                summary = wikipedia.summary(entity["sourceText"])
+                return utils.output("end", "summary", utils.translate("summary", {"summary": summary}))
+
+            except DisambiguationError as pages:
+                # TODO: ask which page to visit
+                return utils.output("end", "disambiguation_error", utils.translate("disambiguation_error"))
+
+            except PageError:
+                return utils.output("end", "page_error", utils.translate("page_error"))
+
+    return utils.output("end", "no_entities_error", utils.translate("no_entities_error"))

From 43ae3c6f51a2ce6ab075d5e244ccc1ddcc525b02 Mon Sep 17 00:00:00 2001
From: SuperHelios <20555025+Imperator26@users.noreply.github.com>
Date: Sun, 9 Jun 2019 23:42:13 +0200
Subject: [PATCH 02/10] perf(package/wikipedia): Adds more expressions

---
 packages/wikipedia/data/expressions/en.json | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/wikipedia/data/expressions/en.json b/packages/wikipedia/data/expressions/en.json
index 5c0f645e8..7c4997e18 100644
--- a/packages/wikipedia/data/expressions/en.json
+++ b/packages/wikipedia/data/expressions/en.json
@@ -4,7 +4,9 @@
       "expressions": [
         "Search on Wikipedia",
         "Search on Wikipedia for",
+        "Search for ",
         "Search",
+        "Look for",
         "On wikipedia look for"
       ],
       "entities": [

From fa47578020cb2098f15ca3cea7adebc8382b6388 Mon Sep 17 00:00:00 2001
From: SuperHelios <20555025+Imperator26@users.noreply.github.com>
Date: Sun, 9 Jun 2019 23:49:10 +0200
Subject: [PATCH 03/10] feat(package/wikipedia): Adds setting to control the
 number of sentences reported by summary.

---
 packages/wikipedia/README.md                 | 4 +++-
 packages/wikipedia/config/config.sample.json | 1 +
 packages/wikipedia/wikipedia.py              | 2 +-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/packages/wikipedia/README.md b/packages/wikipedia/README.md
index b5f567268..a766f8174 100644
--- a/packages/wikipedia/README.md
+++ b/packages/wikipedia/README.md
@@ -8,7 +8,7 @@ The Wikipedia package allows your personal assistant to gather pieces of informa
 #### Usage
 
 1. Duplicate the file `packages/wikipedia/config/config.sample.json` and rename it `config.json`.
-2. Set your language.
+2. Set your language and other settings.
 3. This package uses wikipedia. To install it: from inside leon directory `cd bridges/python`
 4. `pipenv install wikipedia`
 5. Done!
@@ -16,10 +16,12 @@ The Wikipedia package allows your personal assistant to gather pieces of informa
 ```
 (en-US)
 - "Search on Wikipedia GitHub"
+
 ```
 
 #### Options
 - `lang`: Choose your language. Default: `en`
+- `sentences`: Number of sentences to report. No greater than 10.
 
 #### Links
 
diff --git a/packages/wikipedia/config/config.sample.json b/packages/wikipedia/config/config.sample.json
index ade813bcf..3d42ebb12 100644
--- a/packages/wikipedia/config/config.sample.json
+++ b/packages/wikipedia/config/config.sample.json
@@ -1,6 +1,7 @@
 {
   "wikipedia": {
     "lang": "en",
+    "sentences": 5,
     "options": {}
   }
 }
diff --git a/packages/wikipedia/wikipedia.py b/packages/wikipedia/wikipedia.py
index f21691df7..6089f79b2 100644
--- a/packages/wikipedia/wikipedia.py
+++ b/packages/wikipedia/wikipedia.py
@@ -18,7 +18,7 @@ def summary(string, entities):
             utils.output("inter", "acquiring", utils.translate("acquiring"))
 
             try:
-                summary = wikipedia.summary(entity["sourceText"])
+                summary = wikipedia.summary(entity["sourceText"], sentences=utils.config("sentences"))
                 return utils.output("end", "summary", utils.translate("summary", {"summary": summary}))
 
             except DisambiguationError as pages:

From 4809aa35a7f586a8e116627d6c494df9cae103f0 Mon Sep 17 00:00:00 2001
From: SuperHelios <20555025+Imperator26@users.noreply.github.com>
Date: Wed, 12 Jun 2019 20:43:32 +0200
Subject: [PATCH 04/10] refactor(package/wikipedia): Refactor code to fulfill
 PEP8

---
 packages/wikipedia/wikipedia.py | 41 +++++++++++++++++++++++++++------
 1 file changed, 34 insertions(+), 7 deletions(-)

diff --git a/packages/wikipedia/wikipedia.py b/packages/wikipedia/wikipedia.py
index 6089f79b2..1d65f42d3 100644
--- a/packages/wikipedia/wikipedia.py
+++ b/packages/wikipedia/wikipedia.py
@@ -8,6 +8,7 @@
 
 wikipedia.set_lang(utils.config("lang"))
 
+
 def summary(string, entities):
     """
     Get the summary of the requested wikipedia page.
@@ -15,17 +16,43 @@ def summary(string, entities):
 
     for entity in entities:
         if entity["entity"] == "page":
-            utils.output("inter", "acquiring", utils.translate("acquiring"))
+            utils.output(
+                "inter",
+                "acquiring",
+                utils.translate("acquiring")
+            )
 
             try:
-                summary = wikipedia.summary(entity["sourceText"], sentences=utils.config("sentences"))
-                return utils.output("end", "summary", utils.translate("summary", {"summary": summary}))
+                summary = wikipedia.summary(
+                    entity["sourceText"],
+                    sentences=utils.config("sentences")
+                )
+                return utils.output(
+                    "end",
+                    "summary",
+                    utils.translate(
+                        "summary",
+                        {"summary": summary}
+                    )
+                )
 
             except DisambiguationError as pages:
                 # TODO: ask which page to visit
-                return utils.output("end", "disambiguation_error", utils.translate("disambiguation_error"))
+                return utils.output(
+                    "end",
+                    "disambiguation_error",
+                    utils.translate("disambiguation_error")
+                )
 
             except PageError:
-                return utils.output("end", "page_error", utils.translate("page_error"))
-
-    return utils.output("end", "no_entities_error", utils.translate("no_entities_error"))
+                return utils.output(
+                    "end",
+                    "page_error",
+                    utils.translate("page_error")
+                )
+
+    return utils.output(
+        "end",
+        "no_entities_error",
+        utils.translate("no_entities_error")
+    )

From 141e46bad417a4ecd486416812be3d1294797413 Mon Sep 17 00:00:00 2001
From: SuperHelios <20555025+Imperator26@users.noreply.github.com>
Date: Wed, 12 Jun 2019 21:15:06 +0200
Subject: [PATCH 05/10] feat(package/wikipedia): Now it's now possible to
 request a random page from Wikipedia

---
 packages/wikipedia/data/expressions/en.json |  7 ++++++
 packages/wikipedia/wikipedia.py             | 24 ++++++++++++++++++++-
 2 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/packages/wikipedia/data/expressions/en.json b/packages/wikipedia/data/expressions/en.json
index 7c4997e18..283f32d9c 100644
--- a/packages/wikipedia/data/expressions/en.json
+++ b/packages/wikipedia/data/expressions/en.json
@@ -44,6 +44,13 @@
           ]
         }
       ]
+    },
+    "random": {
+      "expressions": [
+        "Search a random page on Wikipedia",
+        "Search a random Wikipedia page",
+        "Give me a random page on Wikipedia"
+      ]
     }
   }
 }
diff --git a/packages/wikipedia/wikipedia.py b/packages/wikipedia/wikipedia.py
index 1d65f42d3..9785cec93 100644
--- a/packages/wikipedia/wikipedia.py
+++ b/packages/wikipedia/wikipedia.py
@@ -11,7 +11,7 @@
 
 def summary(string, entities):
     """
-    Get the summary of the requested wikipedia page.
+    Get the summary of the requested Wikipedia page.
     """
 
     for entity in entities:
@@ -56,3 +56,25 @@ def summary(string, entities):
         "no_entities_error",
         utils.translate("no_entities_error")
     )
+
+
+def random(string, entities):
+    """
+    Get the summary of a random Wikipedia page.
+    """
+    utils.output(
+        "inter",
+        "acquiring",
+        utils.translate("acquiring")
+    )
+
+    summary = wikipedia.summary(title=wikipedia.random())
+
+    return utils.output(
+        "end",
+        "summary",
+        utils.translate(
+            "summary",
+            {"summary": summary}
+        )
+    )

From c4b078646a6efda74852df6015704a2353370874 Mon Sep 17 00:00:00 2001
From: SuperHelios <20555025+Imperator26@users.noreply.github.com>
Date: Wed, 12 Jun 2019 23:29:26 +0200
Subject: [PATCH 06/10] feat(package/knowledge): Adds new knowledge package.

Pretty darn cool
---
 bridges/python/Pipfile                       |  1 +
 bridges/python/Pipfile.lock                  | 49 ++++++++++++++++++--
 packages/knowledge/README.md                 | 30 ++++++++++++
 packages/knowledge/config/.gitkeep           |  0
 packages/knowledge/config/config.sample.json |  7 +++
 packages/knowledge/data/.gitkeep             |  0
 packages/knowledge/data/answers/.gitkeep     |  0
 packages/knowledge/data/answers/en.json      | 18 +++++++
 packages/knowledge/data/expressions/.gitkeep |  0
 packages/knowledge/data/expressions/en.json  | 41 ++++++++++++++++
 packages/knowledge/version.txt               |  1 +
 packages/knowledge/wolframalpha.py           | 32 +++++++++++++
 12 files changed, 175 insertions(+), 4 deletions(-)
 create mode 100644 packages/knowledge/README.md
 create mode 100644 packages/knowledge/config/.gitkeep
 create mode 100644 packages/knowledge/config/config.sample.json
 create mode 100644 packages/knowledge/data/.gitkeep
 create mode 100644 packages/knowledge/data/answers/.gitkeep
 create mode 100644 packages/knowledge/data/answers/en.json
 create mode 100644 packages/knowledge/data/expressions/.gitkeep
 create mode 100644 packages/knowledge/data/expressions/en.json
 create mode 100644 packages/knowledge/version.txt
 create mode 100644 packages/knowledge/wolframalpha.py

diff --git a/bridges/python/Pipfile b/bridges/python/Pipfile
index 5af4c007c..33c13b5aa 100644
--- a/bridges/python/Pipfile
+++ b/bridges/python/Pipfile
@@ -8,5 +8,6 @@ requests = "==2.21.0"
 pytube = "==9.5.0"
 tinydb = "==3.9.0"
 beautifulsoup4 = "==4.7.1"
+wolframalpha = "*"
 
 [dev-packages]
diff --git a/bridges/python/Pipfile.lock b/bridges/python/Pipfile.lock
index 54fc9aed1..899a89ae4 100644
--- a/bridges/python/Pipfile.lock
+++ b/bridges/python/Pipfile.lock
@@ -1,12 +1,10 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "73bde89b379ffec7cec145fa30f1ebb49c349204b730a94108151fd9b71b31ec"
+            "sha256": "d42d4f9d305742c1a8c5f33e2ac31bd3a80854e6098a39fb1aef05a4b2f4fb86"
         },
         "pipfile-spec": 6,
-        "requires": {
-            "python_version": "3.6"
-        },
+        "requires": {},
         "sources": [
             {
                 "name": "pypi",
@@ -46,6 +44,27 @@
             ],
             "version": "==2.8"
         },
+        "inflect": {
+            "hashes": [
+                "sha256:4ded1b2a6fcf0fc0397419c7727f131a93b67b80d899f2973be7758628e12b73",
+                "sha256:a82b671b043ddba98ea8b2cf000b31e8b41e9197b3151567239f3bbe215dab7e"
+            ],
+            "version": "==2.1.0"
+        },
+        "jaraco.itertools": {
+            "hashes": [
+                "sha256:6ac7fcd4af4a37c1751512d52e4e57b8d532457fd2b32b6a1fd3ab5a194921f5",
+                "sha256:fdc00c2755a5abac65484d431098e44e163af57fae05d284bf8af9329d43bd7f"
+            ],
+            "version": "==4.4.2"
+        },
+        "more-itertools": {
+            "hashes": [
+                "sha256:2112d2ca570bb7c3e53ea1a35cd5df42bb0fd10c45f0fb97178679c3c03d64c7",
+                "sha256:c3e4748ba1aad8dba30a4886b0b1a2004f9a863837b8654e7059eebf727afa5a"
+            ],
+            "version": "==7.0.0"
+        },
         "pytube": {
             "hashes": [
                 "sha256:2a32f3475f063d25e7b7a7434a93b51d59aadbbda7ed24af48f097b2876c0964",
@@ -62,6 +81,13 @@
             "index": "pypi",
             "version": "==2.21.0"
         },
+        "six": {
+            "hashes": [
+                "sha256:3350809f0555b11f552448330d0b52d5f24c91a322ea4a15ef22629740f3761c",
+                "sha256:d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
+            ],
+            "version": "==1.12.0"
+        },
         "soupsieve": {
             "hashes": [
                 "sha256:6898e82ecb03772a0d82bd0d0a10c0d6dcc342f77e0701d0ec4a8271be465ece",
@@ -83,6 +109,21 @@
                 "sha256:a637e5fae88995b256e3409dc4d52c2e2e0ba32c42a6365fee8bbd2238de3cfb"
             ],
             "version": "==1.24.3"
+        },
+        "wolframalpha": {
+            "hashes": [
+                "sha256:35c68635c9460a25f3e7b3b3b5498d2d7a4d05667f7e30a3007b0e1c611f2599",
+                "sha256:e1eef0cbee3cd5387cae8f112a5464e951161facf1e37f61ca98d77e7a4c01fa"
+            ],
+            "index": "pypi",
+            "version": "==3.0.1"
+        },
+        "xmltodict": {
+            "hashes": [
+                "sha256:50d8c638ed7ecb88d90561beedbf720c9b4e851a9fa6c47ebd64e99d166d8a21",
+                "sha256:8bbcb45cc982f48b2ca8fe7e7827c5d792f217ecf1792626f808bf41c3b86051"
+            ],
+            "version": "==0.12.0"
         }
     },
     "develop": {}
diff --git a/packages/knowledge/README.md b/packages/knowledge/README.md
new file mode 100644
index 000000000..69f9c5d92
--- /dev/null
+++ b/packages/knowledge/README.md
@@ -0,0 +1,30 @@
+# Knowledge Package
+
+The Knowledge package aims at answering general questions.
+
+#### Requirements
+- wolframalpha
+
+#### Usage
+
+1. Duplicate the file `packages/knowledge/config/config.sample.json` and rename it `config.json`.
+2. Set your language and other settings.
+3. This package needs a few libraries to work properly. To install it, from inside leon directory, `cd bridges/python`
+4. `pipenv install wolframalpha`
+5. Done!
+
+```
+(en-US)
+- "On Wolfram Alpha search for the integral of cos(x)"
+- "On Wolfram Alpha search for the age of Barack Obama"
+
+```
+
+#### Options
+- `lang`: Choose your language. Default: `en`
+
+#### Links
+
+- [Wolfram Alpha API](http://developer.wolframalpha.com)
+- [Wolfram Alpha GitHub](https://github.com/jaraco/wolframalpha)
+- [Wolfram Alpha Docs](http://products.wolframalpha.com/docs/WolframAlpha-API-Reference.pdf)
diff --git a/packages/knowledge/config/.gitkeep b/packages/knowledge/config/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/packages/knowledge/config/config.sample.json b/packages/knowledge/config/config.sample.json
new file mode 100644
index 000000000..61bf69aee
--- /dev/null
+++ b/packages/knowledge/config/config.sample.json
@@ -0,0 +1,7 @@
+{
+  "wolframalpha": {
+    "app_id": "YOUR_APP_ID",
+    "lang": "en",
+    "options": {}
+  }
+}
diff --git a/packages/knowledge/data/.gitkeep b/packages/knowledge/data/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/packages/knowledge/data/answers/.gitkeep b/packages/knowledge/data/answers/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/packages/knowledge/data/answers/en.json b/packages/knowledge/data/answers/en.json
new file mode 100644
index 000000000..bbd54d8ae
--- /dev/null
+++ b/packages/knowledge/data/answers/en.json
@@ -0,0 +1,18 @@
+{
+  "wolframalpha": {
+    "acquiring": [
+      "Right away!",
+      "One second please.",
+      "Just a second..."
+    ],
+    "result": [
+      "%result%"
+    ],
+    "no_query": [
+      "Please, specify a query."
+    ],
+    "connection_error": [
+      "I'm having issuse reaching the server."
+    ]
+  }
+}
diff --git a/packages/knowledge/data/expressions/.gitkeep b/packages/knowledge/data/expressions/.gitkeep
new file mode 100644
index 000000000..e69de29bb
diff --git a/packages/knowledge/data/expressions/en.json b/packages/knowledge/data/expressions/en.json
new file mode 100644
index 000000000..862f3adb6
--- /dev/null
+++ b/packages/knowledge/data/expressions/en.json
@@ -0,0 +1,41 @@
+{
+  "wolframalpha": {
+    "query": {
+      "expressions": [
+        "On Wolfram Alpha",
+        "On Wolfram Alpha search for",
+        "On Wolfram Alpha search for the",
+        "Search for this on Wolfram Alpha"
+      ],
+      "entities": [
+        {
+          "type": "trim",
+          "name": "query",
+          "conditions": [
+            {
+              "type": "before_first",
+              "from": "on"
+            },
+            {
+              "type": "after_last",
+              "from": "Alpha"
+            },
+            {
+              "type": "after_last",
+              "from": "for"
+            },
+            {
+              "type": "after_last",
+              "from": "the"
+            },
+            {
+              "type": "between",
+              "from": "for",
+              "to": "on"
+            }
+          ]
+        }
+      ]
+    }
+  }
+}
diff --git a/packages/knowledge/version.txt b/packages/knowledge/version.txt
new file mode 100644
index 000000000..3eefcb9dd
--- /dev/null
+++ b/packages/knowledge/version.txt
@@ -0,0 +1 @@
+1.0.0
diff --git a/packages/knowledge/wolframalpha.py b/packages/knowledge/wolframalpha.py
new file mode 100644
index 000000000..520d5ae6b
--- /dev/null
+++ b/packages/knowledge/wolframalpha.py
@@ -0,0 +1,32 @@
+#!/usr/bin/env python
+# -*- coding:utf-8 -*-
+
+import utils
+
+import wolframalpha
+
+client = wolframalpha.Client(utils.config("app_id"))
+
+
+def query(strings, entities):
+    utils.output(
+        "inter",
+        "acquiring",
+        utils.translate("acquiring")
+    )
+
+    for entity in entities:
+        if entity["entity"] == "query":
+            res = client.query(entity["sourceText"])
+
+            return utils.output(
+                "end",
+                "result",
+                utils.translate("result", {"result": next(res.results).text})
+            )
+
+    return utils.output(
+        "end",
+        "no_query",
+        utils.translate("no_query")
+    )

From 6257eb3033cb5e4172e05479c7c993c86c240b2e Mon Sep 17 00:00:00 2001
From: SuperHelios <20555025+Imperator26@users.noreply.github.com>
Date: Thu, 13 Jun 2019 00:52:36 +0200
Subject: [PATCH 07/10] refactor(package/wikipedia): Resolves conflicts

---
 bridges/python/Pipfile      |  2 +-
 bridges/python/Pipfile.lock | 44 +++++++++++++++++++++++++++++++++----
 2 files changed, 41 insertions(+), 5 deletions(-)

diff --git a/bridges/python/Pipfile b/bridges/python/Pipfile
index 1dc092cd2..33c13b5aa 100644
--- a/bridges/python/Pipfile
+++ b/bridges/python/Pipfile
@@ -8,6 +8,6 @@ requests = "==2.21.0"
 pytube = "==9.5.0"
 tinydb = "==3.9.0"
 beautifulsoup4 = "==4.7.1"
-wikipedia = "*"
+wolframalpha = "*"
 
 [dev-packages]
diff --git a/bridges/python/Pipfile.lock b/bridges/python/Pipfile.lock
index 79255eb80..899a89ae4 100644
--- a/bridges/python/Pipfile.lock
+++ b/bridges/python/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "21d76da8b1726b3a96f62bad5eae843ce6c6c3b38eb52baa9602f14eaf352b34"
+            "sha256": "d42d4f9d305742c1a8c5f33e2ac31bd3a80854e6098a39fb1aef05a4b2f4fb86"
         },
         "pipfile-spec": 6,
         "requires": {},
@@ -44,6 +44,27 @@
             ],
             "version": "==2.8"
         },
+        "inflect": {
+            "hashes": [
+                "sha256:4ded1b2a6fcf0fc0397419c7727f131a93b67b80d899f2973be7758628e12b73",
+                "sha256:a82b671b043ddba98ea8b2cf000b31e8b41e9197b3151567239f3bbe215dab7e"
+            ],
+            "version": "==2.1.0"
+        },
+        "jaraco.itertools": {
+            "hashes": [
+                "sha256:6ac7fcd4af4a37c1751512d52e4e57b8d532457fd2b32b6a1fd3ab5a194921f5",
+                "sha256:fdc00c2755a5abac65484d431098e44e163af57fae05d284bf8af9329d43bd7f"
+            ],
+            "version": "==4.4.2"
+        },
+        "more-itertools": {
+            "hashes": [
+                "sha256:2112d2ca570bb7c3e53ea1a35cd5df42bb0fd10c45f0fb97178679c3c03d64c7",
+                "sha256:c3e4748ba1aad8dba30a4886b0b1a2004f9a863837b8654e7059eebf727afa5a"
+            ],
+            "version": "==7.0.0"
+        },
         "pytube": {
             "hashes": [
                 "sha256:2a32f3475f063d25e7b7a7434a93b51d59aadbbda7ed24af48f097b2876c0964",
@@ -60,6 +81,13 @@
             "index": "pypi",
             "version": "==2.21.0"
         },
+        "six": {
+            "hashes": [
+                "sha256:3350809f0555b11f552448330d0b52d5f24c91a322ea4a15ef22629740f3761c",
+                "sha256:d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
+            ],
+            "version": "==1.12.0"
+        },
         "soupsieve": {
             "hashes": [
                 "sha256:6898e82ecb03772a0d82bd0d0a10c0d6dcc342f77e0701d0ec4a8271be465ece",
@@ -82,12 +110,20 @@
             ],
             "version": "==1.24.3"
         },
-        "wikipedia": {
+        "wolframalpha": {
             "hashes": [
-                "sha256:db0fad1829fdd441b1852306e9856398204dc0786d2996dd2e0c8bb8e26133b2"
+                "sha256:35c68635c9460a25f3e7b3b3b5498d2d7a4d05667f7e30a3007b0e1c611f2599",
+                "sha256:e1eef0cbee3cd5387cae8f112a5464e951161facf1e37f61ca98d77e7a4c01fa"
             ],
             "index": "pypi",
-            "version": "==1.4.0"
+            "version": "==3.0.1"
+        },
+        "xmltodict": {
+            "hashes": [
+                "sha256:50d8c638ed7ecb88d90561beedbf720c9b4e851a9fa6c47ebd64e99d166d8a21",
+                "sha256:8bbcb45cc982f48b2ca8fe7e7827c5d792f217ecf1792626f808bf41c3b86051"
+            ],
+            "version": "==0.12.0"
         }
     },
     "develop": {}

From 5d4a7a49a086ae4d2c546ce2ad0a8b5372394b91 Mon Sep 17 00:00:00 2001
From: SuperHelios <20555025+Imperator26@users.noreply.github.com>
Date: Thu, 13 Jun 2019 01:09:33 +0200
Subject: [PATCH 08/10] refactor(package/knowledge): Transforms wikipedia
 package to a module inside knowledge

---
 bridges/python/Pipfile                        |  1 +
 bridges/python/Pipfile.lock                   |  9 ++-
 packages/knowledge/README.md                  | 36 ++++++++++--
 packages/knowledge/config/config.sample.json  |  5 ++
 packages/knowledge/data/answers/en.json       | 23 ++++++++
 packages/knowledge/data/expressions/en.json   | 54 ++++++++++++++++++
 .../{wikipedia => knowledge}/wikipedia.py     |  0
 packages/wikipedia/README.md                  | 30 ----------
 packages/wikipedia/config/.gitkeep            |  0
 packages/wikipedia/config/config.sample.json  |  7 ---
 packages/wikipedia/data/.gitkeep              |  0
 packages/wikipedia/data/answers/.gitkeep      |  0
 packages/wikipedia/data/answers/en.json       | 25 ---------
 packages/wikipedia/data/expressions/.gitkeep  |  0
 packages/wikipedia/data/expressions/en.json   | 56 -------------------
 packages/wikipedia/version.txt                |  1 -
 16 files changed, 122 insertions(+), 125 deletions(-)
 rename packages/{wikipedia => knowledge}/wikipedia.py (100%)
 delete mode 100644 packages/wikipedia/README.md
 delete mode 100644 packages/wikipedia/config/.gitkeep
 delete mode 100644 packages/wikipedia/config/config.sample.json
 delete mode 100644 packages/wikipedia/data/.gitkeep
 delete mode 100644 packages/wikipedia/data/answers/.gitkeep
 delete mode 100644 packages/wikipedia/data/answers/en.json
 delete mode 100644 packages/wikipedia/data/expressions/.gitkeep
 delete mode 100644 packages/wikipedia/data/expressions/en.json
 delete mode 100644 packages/wikipedia/version.txt

diff --git a/bridges/python/Pipfile b/bridges/python/Pipfile
index 33c13b5aa..7e7d32125 100644
--- a/bridges/python/Pipfile
+++ b/bridges/python/Pipfile
@@ -9,5 +9,6 @@ pytube = "==9.5.0"
 tinydb = "==3.9.0"
 beautifulsoup4 = "==4.7.1"
 wolframalpha = "*"
+wikipedia = "*"
 
 [dev-packages]
diff --git a/bridges/python/Pipfile.lock b/bridges/python/Pipfile.lock
index 899a89ae4..0e1093fcf 100644
--- a/bridges/python/Pipfile.lock
+++ b/bridges/python/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "d42d4f9d305742c1a8c5f33e2ac31bd3a80854e6098a39fb1aef05a4b2f4fb86"
+            "sha256": "ea28410fac73af53495df76106e2b7aed0292f3d0f81e8b3c151932e133dceac"
         },
         "pipfile-spec": 6,
         "requires": {},
@@ -110,6 +110,13 @@
             ],
             "version": "==1.24.3"
         },
+        "wikipedia": {
+            "hashes": [
+                "sha256:db0fad1829fdd441b1852306e9856398204dc0786d2996dd2e0c8bb8e26133b2"
+            ],
+            "index": "pypi",
+            "version": "==1.4.0"
+        },
         "wolframalpha": {
             "hashes": [
                 "sha256:35c68635c9460a25f3e7b3b3b5498d2d7a4d05667f7e30a3007b0e1c611f2599",
diff --git a/packages/knowledge/README.md b/packages/knowledge/README.md
index 69f9c5d92..a1036589a 100644
--- a/packages/knowledge/README.md
+++ b/packages/knowledge/README.md
@@ -3,15 +3,40 @@
 The Knowledge package aims at answering general questions.
 
 #### Requirements
+- wikipedia
 - wolframalpha
 
 #### Usage
 
-1. Duplicate the file `packages/knowledge/config/config.sample.json` and rename it `config.json`.
-2. Set your language and other settings.
-3. This package needs a few libraries to work properly. To install it, from inside leon directory, `cd bridges/python`
-4. `pipenv install wolframalpha`
-5. Done!
+1. Set up and account at [Wolfram Alpha API](http://developer.wolframalpha.com) and create an `app_id`.
+2. Duplicate the file `packages/knowledge/config/config.sample.json` and rename it `config.json`.
+3. Set your language and other settings.
+4. This package needs a few libraries to work properly. To install it, from inside leon directory, `cd bridges/python`
+5. `pipenv install wikipedia wolframalpha`
+6. Done!
+
+
+### Wikipedia
+
+```
+(en-US)
+- "Search on Wikipedia GitHub"
+```
+
+#### Options
+
+- `lang`: Choose your language. Default: `en`
+- `sentences`: Number of sentences to report. No greater than 10.
+
+
+#### Links
+
+- [MediaWiki API](https://www.mediawiki.org/wiki/API:Main_page)
+- [Wikipedia GitHub](https://github.com/goldsmith/Wikipedia)
+- [Wikipedia Docs](https://wikipedia.readthedocs.io/en/latest/)
+
+
+### Wolfram Alpha
 
 ```
 (en-US)
@@ -21,6 +46,7 @@ The Knowledge package aims at answering general questions.
 ```
 
 #### Options
+- `app_id`: Your app id.
 - `lang`: Choose your language. Default: `en`
 
 #### Links
diff --git a/packages/knowledge/config/config.sample.json b/packages/knowledge/config/config.sample.json
index 61bf69aee..33b1ec82a 100644
--- a/packages/knowledge/config/config.sample.json
+++ b/packages/knowledge/config/config.sample.json
@@ -1,4 +1,9 @@
 {
+  "wikipedia": {
+    "lang": "en",
+    "sentences": 5,
+    "options": {}
+  },
   "wolframalpha": {
     "app_id": "YOUR_APP_ID",
     "lang": "en",
diff --git a/packages/knowledge/data/answers/en.json b/packages/knowledge/data/answers/en.json
index bbd54d8ae..4b7a1bdf2 100644
--- a/packages/knowledge/data/answers/en.json
+++ b/packages/knowledge/data/answers/en.json
@@ -1,4 +1,27 @@
 {
+  "wikipedia": {
+    "acquiring": [
+      "Right away!",
+      "One second please.",
+      "Just a second...",
+      "Browsing Wikipedia right now..."
+    ],
+    "summary": [
+      "%summary%"
+    ],
+    "disambiguation_error": [
+      "Disambiguation error."
+    ],
+    "page_error": [
+      "Your request does not match any page."
+    ],
+    "no_entities_error": [
+      "Your request was not well formatted. Please, retry."
+    ],
+    "connection_error": [
+      "I'm having issuse reaching the server."
+    ]
+  },
   "wolframalpha": {
     "acquiring": [
       "Right away!",
diff --git a/packages/knowledge/data/expressions/en.json b/packages/knowledge/data/expressions/en.json
index 862f3adb6..0cb56565a 100644
--- a/packages/knowledge/data/expressions/en.json
+++ b/packages/knowledge/data/expressions/en.json
@@ -1,4 +1,58 @@
 {
+  "wikipedia": {
+    "summary": {
+      "expressions": [
+        "Search on Wikipedia",
+        "Search on Wikipedia for",
+        "Search for ",
+        "Search",
+        "Look for",
+        "On wikipedia look for"
+      ],
+      "entities": [
+        {
+          "type": "trim",
+          "name": "page",
+          "conditions": [
+            {
+              "type": "after_last",
+              "from": "wikipedia"
+            },
+            {
+              "type": "between",
+              "from": "wikipedia",
+              "to": "?"
+            },
+            {
+              "type": "after_last",
+              "from": "for"
+            },
+            {
+              "type": "between",
+              "from": "for",
+              "to": "?"
+            },
+            {
+              "type": "between",
+              "from": "search",
+              "to": "on"
+            },
+            {
+              "type": "after_last",
+              "from": "search"
+            }
+          ]
+        }
+      ]
+    },
+    "random": {
+      "expressions": [
+        "Search a random page on Wikipedia",
+        "Search a random Wikipedia page",
+        "Give me a random page on Wikipedia"
+      ]
+    }
+  },
   "wolframalpha": {
     "query": {
       "expressions": [
diff --git a/packages/wikipedia/wikipedia.py b/packages/knowledge/wikipedia.py
similarity index 100%
rename from packages/wikipedia/wikipedia.py
rename to packages/knowledge/wikipedia.py
diff --git a/packages/wikipedia/README.md b/packages/wikipedia/README.md
deleted file mode 100644
index a766f8174..000000000
--- a/packages/wikipedia/README.md
+++ /dev/null
@@ -1,30 +0,0 @@
-# Wikipedia Package
-
-The Wikipedia package allows your personal assistant to gather pieces of information from Wikipedia.
-
-#### Requirements
-- wikipedia
-
-#### Usage
-
-1. Duplicate the file `packages/wikipedia/config/config.sample.json` and rename it `config.json`.
-2. Set your language and other settings.
-3. This package uses wikipedia. To install it: from inside leon directory `cd bridges/python`
-4. `pipenv install wikipedia`
-5. Done!
-
-```
-(en-US)
-- "Search on Wikipedia GitHub"
-
-```
-
-#### Options
-- `lang`: Choose your language. Default: `en`
-- `sentences`: Number of sentences to report. No greater than 10.
-
-#### Links
-
-- [MediaWiki API](https://www.mediawiki.org/wiki/API:Main_page)
-- [Wikipedia GitHub](https://github.com/goldsmith/Wikipedia)
-- [Wikipedia Docs](https://wikipedia.readthedocs.io/en/latest/)
diff --git a/packages/wikipedia/config/.gitkeep b/packages/wikipedia/config/.gitkeep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/packages/wikipedia/config/config.sample.json b/packages/wikipedia/config/config.sample.json
deleted file mode 100644
index 3d42ebb12..000000000
--- a/packages/wikipedia/config/config.sample.json
+++ /dev/null
@@ -1,7 +0,0 @@
-{
-  "wikipedia": {
-    "lang": "en",
-    "sentences": 5,
-    "options": {}
-  }
-}
diff --git a/packages/wikipedia/data/.gitkeep b/packages/wikipedia/data/.gitkeep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/packages/wikipedia/data/answers/.gitkeep b/packages/wikipedia/data/answers/.gitkeep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/packages/wikipedia/data/answers/en.json b/packages/wikipedia/data/answers/en.json
deleted file mode 100644
index a6423c727..000000000
--- a/packages/wikipedia/data/answers/en.json
+++ /dev/null
@@ -1,25 +0,0 @@
-{
-  "wikipedia": {
-    "acquiring": [
-      "Right away!",
-      "One second please.",
-      "Just a second...",
-      "Browsing Wikipedia right now..."
-    ],
-    "summary": [
-      "%summary%"
-    ],
-    "disambiguation_error": [
-      "Disambiguation error."
-    ],
-    "page_error": [
-      "Your request does not match any page."
-    ],
-    "no_entities_error": [
-      "Your request was not well formatted. Please, retry."
-    ],
-    "connection_error": [
-      "I'm having issuse reaching the server."
-    ]
-  }
-}
diff --git a/packages/wikipedia/data/expressions/.gitkeep b/packages/wikipedia/data/expressions/.gitkeep
deleted file mode 100644
index e69de29bb..000000000
diff --git a/packages/wikipedia/data/expressions/en.json b/packages/wikipedia/data/expressions/en.json
deleted file mode 100644
index 283f32d9c..000000000
--- a/packages/wikipedia/data/expressions/en.json
+++ /dev/null
@@ -1,56 +0,0 @@
-{
-  "wikipedia": {
-    "summary": {
-      "expressions": [
-        "Search on Wikipedia",
-        "Search on Wikipedia for",
-        "Search for ",
-        "Search",
-        "Look for",
-        "On wikipedia look for"
-      ],
-      "entities": [
-        {
-          "type": "trim",
-          "name": "page",
-          "conditions": [
-            {
-              "type": "after_last",
-              "from": "wikipedia"
-            },
-            {
-              "type": "between",
-              "from": "wikipedia",
-              "to": "?"
-            },
-            {
-              "type": "after_last",
-              "from": "for"
-            },
-            {
-              "type": "between",
-              "from": "for",
-              "to": "?"
-            },
-            {
-              "type": "between",
-              "from": "search",
-              "to": "on"
-            },
-            {
-              "type": "after_last",
-              "from": "search"
-            }
-          ]
-        }
-      ]
-    },
-    "random": {
-      "expressions": [
-        "Search a random page on Wikipedia",
-        "Search a random Wikipedia page",
-        "Give me a random page on Wikipedia"
-      ]
-    }
-  }
-}
diff --git a/packages/wikipedia/version.txt b/packages/wikipedia/version.txt
deleted file mode 100644
index 6e8bf73aa..000000000
--- a/packages/wikipedia/version.txt
+++ /dev/null
@@ -1 +0,0 @@
-0.1.0

From 53d9d57a7dc86281bd02cca63ea9bc898100cd9d Mon Sep 17 00:00:00 2001
From: SuperHelios <20555025+Imperator26@users.noreply.github.com>
Date: Fri, 14 Jun 2019 09:44:29 +0200
Subject: [PATCH 09/10] fix(package/knowledge): Now connection errors are
 handled correctly

---
 packages/knowledge/README.md       | 15 +++++++++------
 packages/knowledge/wikipedia.py    | 18 ++++++++++++++++--
 packages/knowledge/wolframalpha.py | 11 ++++++++++-
 3 files changed, 35 insertions(+), 9 deletions(-)

diff --git a/packages/knowledge/README.md b/packages/knowledge/README.md
index a1036589a..68484a4cb 100644
--- a/packages/knowledge/README.md
+++ b/packages/knowledge/README.md
@@ -2,17 +2,13 @@
 
 The Knowledge package aims at answering general questions.
 
-#### Requirements
-- wikipedia
-- wolframalpha
-
 #### Usage
 
 1. Set up and account at [Wolfram Alpha API](http://developer.wolframalpha.com) and create an `app_id`.
 2. Duplicate the file `packages/knowledge/config/config.sample.json` and rename it `config.json`.
 3. Set your language and other settings.
 4. This package needs a few libraries to work properly. To install it, from inside leon directory, `cd bridges/python`
-5. `pipenv install wikipedia wolframalpha`
+5. `pipenv install requests wikipedia wolframalpha`
 6. Done!
 
 
@@ -23,6 +19,10 @@ The Knowledge package aims at answering general questions.
 - "Search on Wikipedia GitHub"
 ```
 
+#### Requirements
+- requests
+- wikipedia
+
 #### Options
 
 - `lang`: Choose your language. Default: `en`
@@ -41,10 +41,13 @@ The Knowledge package aims at answering general questions.
 ```
 (en-US)
 - "On Wolfram Alpha search for the integral of cos(x)"
-- "On Wolfram Alpha search for the age of Barack Obama"
+- "On Wolfram Alpha search for Barack Obama's age"
 
 ```
 
+#### Requirements
+- wolframalpha
+
 #### Options
 - `app_id`: Your app id.
 - `lang`: Choose your language. Default: `en`
diff --git a/packages/knowledge/wikipedia.py b/packages/knowledge/wikipedia.py
index 9785cec93..8b7143097 100644
--- a/packages/knowledge/wikipedia.py
+++ b/packages/knowledge/wikipedia.py
@@ -3,6 +3,7 @@
 
 import wikipedia
 from wikipedia.exceptions import DisambiguationError, PageError
+from requests.exceptions import ConnectionError
 
 import utils
 
@@ -51,6 +52,13 @@ def summary(string, entities):
                     utils.translate("page_error")
                 )
 
+            except ConnectionError:
+                return utils.output(
+                    "end",
+                    "connection_error",
+                    utils.translate("connection_error")
+                )
+
     return utils.output(
         "end",
         "no_entities_error",
@@ -67,8 +75,14 @@ def random(string, entities):
         "acquiring",
         utils.translate("acquiring")
     )
-
-    summary = wikipedia.summary(title=wikipedia.random())
+    try:
+        summary = wikipedia.summary(title=wikipedia.random())
+    except ConnectionError:
+        return utils.output(
+            "end",
+            "connection_error",
+            utils.translate("connection_error")
+        )
 
     return utils.output(
         "end",
diff --git a/packages/knowledge/wolframalpha.py b/packages/knowledge/wolframalpha.py
index 520d5ae6b..45313a477 100644
--- a/packages/knowledge/wolframalpha.py
+++ b/packages/knowledge/wolframalpha.py
@@ -3,6 +3,8 @@
 
 import utils
 
+from urllib.error import URLError
+
 import wolframalpha
 
 client = wolframalpha.Client(utils.config("app_id"))
@@ -17,7 +19,14 @@ def query(strings, entities):
 
     for entity in entities:
         if entity["entity"] == "query":
-            res = client.query(entity["sourceText"])
+            try:
+                res = client.query(entity["sourceText"])
+            except URLError:
+                return utils.output(
+                    "end",
+                    "connection_error",
+                    utils.translate("connection_error")
+                )
 
             return utils.output(
                 "end",

From d7581506e4329c128af03ef252a4343d3bb5a4b3 Mon Sep 17 00:00:00 2001
From: SuperHelios <20555025+Imperator26@users.noreply.github.com>
Date: Sun, 16 Jun 2019 13:20:38 +0200
Subject: [PATCH 10/10] fix(package/knowledge): Set a specific version for
 additional libraries

---
 bridges/python/Pipfile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/bridges/python/Pipfile b/bridges/python/Pipfile
index 7e7d32125..98a1e077f 100644
--- a/bridges/python/Pipfile
+++ b/bridges/python/Pipfile
@@ -8,7 +8,7 @@ requests = "==2.21.0"
 pytube = "==9.5.0"
 tinydb = "==3.9.0"
 beautifulsoup4 = "==4.7.1"
-wolframalpha = "*"
-wikipedia = "*"
+wolframalpha = "==3.0.1"
+wikipedia = "==1.4.0"
 
 [dev-packages]