all data types have demos

Author: toddbirchard

Diff for: main.py

@@ -0,0 +1,5 @@
+"""Entry point."""
+from redis_python_tutorial import init_redis_app
+
+if __name__ == "__main__":
+    init_redis_app()

Diff for: pyproject.toml

@@ -21,15 +21,12 @@ redis = "*"
 loguru = "*"
 python-dotenv = "*"
 
-[tool.poetry.dev-dependencies]
-pytest = "^4.6"
-
 [build-system]
 requires = ["poetry>=0.12"]
 build-backend = "poetry.masonry.api"
 
 [tool.poetry.scripts]
-run = "wsgi:main"
+run = "main:init_redis_app"
 
 [tool.poetry.urls]
 issues = "https://github.com/hackersandslackers/redis-python-tutorial/issues"

Diff for: redis_python_tutorial/__init__.py

@@ -1,8 +1,19 @@
+"""Set and manipulate data in Redis."""
 from redis_python_tutorial.client import r
-from redis_python_tutorial.data import set_single_values, set_nested_values
+from redis_python_tutorial.data import init_db_with_values
+from redis_python_tutorial.data.string import string_values_demo
+from redis_python_tutorial.data.hash import hash_values_demo
+from redis_python_tutorial.data.list import list_values_demo
+from redis_python_tutorial.data.set import set_values_demo
+from redis_python_tutorial.data.zset import sorted_set_values_demo
 
 
-def main():
-    """Create records in Redis."""
-    set_single_values(r)
-    set_nested_values(r)
+def init_redis_app():
+    """Entry point function."""
+    r.flushdb()
+    init_db_with_values(r)
+    string_values_demo(r)
+    hash_values_demo(r)
+    list_values_demo(r)
+    set_values_demo(r)
+    sorted_set_values_demo(r)

Diff for: redis_python_tutorial/client.py

@@ -1,3 +1,4 @@
+"""Create Redis client."""
 import redis
 from config import (redis_host,
                     redis_password,
@@ -9,4 +10,4 @@
                       port=redis_port,
                       db=redis_db,
                       charset="utf-8",
-                      decode_responses=True)
+                      decode_responses=True,)

Diff for: redis_python_tutorial/data.py

@@ -0,0 +1,13 @@
+
+"""Set and manipulate data in Redis."""
+import time
+from config import redis_expiration
+
+
+def init_db_with_values(r):
+    """Set single key/value pairs."""
+    r.set('ip_address', '0.0.0.0.')
+    r.set('timestamp', int(time.time()))
+    r.set('user_agent', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_3)')
+    r.set('current_page', 'account', redis_expiration)
+    return r.keys()

Diff for: redis_python_tutorial/data/__init__.py

@@ -0,0 +1,14 @@
+"""Working with hash values."""
+from redis_python_tutorial.logging import logger
+
+
+def hash_values_demo(r):
+    """Create a hash value."""
+    record = {
+        "name": "Hackers and Slackers",
+        "description": "Mediocre tutorials",
+        "website": "https://hackersandslackers.com/",
+        "github": "https://github.com/hackersandslackers"
+    }
+    r.hmset('business', record)
+    logger.info(f"business: {r.hgetall('business')}")

Diff for: redis_python_tutorial/data/hash.py

@@ -0,0 +1,25 @@
+"""Working with list values."""
+from redis_python_tutorial.logging import logger
+
+
+def list_values_demo(r):
+    """Push and pop items from a list."""
+    # Add single string to a new list.
+    r.lpush('my_list', 'A')
+    logger.info(f"my_list: {r.lrange('my_list', 0, -1)}")
+    # Push second string to list from the right.
+    r.rpush('my_list', 'B')
+    logger.info(f"my_list: {r.lrange('my_list', 0, -1)}")
+    # Push third string to list from the right.
+    r.rpush('my_list', 'C')
+    logger.info(f"my_list: {r.lrange('my_list', 0, -1)}")
+    # Remove 1 instance from the list where the value equals 'C'.
+    r.lrem('my_list', 1, 'C')
+    logger.info(f"my_list: {r.lrange('my_list', 0, -1)}")
+    # Push a string to our list from the left.
+    r.lpush('my_list', 'C')
+    logger.info(f"my_list: {r.lrange('my_list', 0, -1)}")
+    # Pop first element of our list and move it to the back.
+    r.rpush('my_list', r.lpop('my_list'))
+    logger.info(f"my_list: {r.lrange('my_list', 0, -1)}")
+    return r.lrange('my_list', 0, -1)

Diff for: redis_python_tutorial/data/list.py

@@ -0,0 +1,22 @@
+"""Working with set values."""
+from redis_python_tutorial.logging import logger
+
+
+def set_values_demo(r):
+    """Execute unions and intersets between sets."""
+    # Add item to set 1
+    r.sadd('my_set_1', 'Y')
+    logger.info(f"my_set_1: {r.smembers('my_set_1')}'")
+    # Add item to set 1
+    r.sadd('my_set_1', 'X')
+    logger.info(f"my_set_1: {r.smembers('my_set_1')}'")
+    # Add item to set 2
+    r.sadd('my_set_2', 'X')
+    logger.info(f"my_set_2: {r.smembers('my_set_2')}'")
+    # Add item to set 2
+    r.sadd('my_set_2', 'Z')
+    logger.info(f"my_set2: {r.smembers('my_set_2')}'")
+    # Union set 1 and set 2
+    logger.info(f"Union: {r.sunion('my_set_1', 'my_set_2')}")
+    # Interset set 1 and set 2
+    logger.info(f"Intersect: {r.sinter('my_set_1', 'my_set_2')}")

Diff for: redis_python_tutorial/data/set.py

@@ -0,0 +1,16 @@
+"""Working with string values."""
+from redis_python_tutorial.logging import logger
+
+
+def string_values_demo(r):
+    """Manipulate strings as integers."""
+    r.set('index', '1')
+    # Increment string by 1
+    r.incr('index')
+    logger.info(f"index: {r.get('index')}")
+    # Decrement string by 1
+    r.decr('index')
+    logger.info(f"index: {r.get('index')}")
+    # Increment string by 3
+    r.incrby('index', 3)
+    logger.info(f"index: {r.get('index')}")

Diff for: redis_python_tutorial/data/string.py

@@ -0,0 +1,17 @@
+"""Working with sorted set values."""
+from redis_python_tutorial.logging import logger
+
+
+def sorted_set_values_demo(r):
+    """Create sorted set and change indexof values."""
+    # Initialize sorted set with 3 values
+    r.zadd('top_songs_set', {'Never Change - Jay Z': 1,
+                             'Rich Girl - Hall & Oats': 2,
+                             'The Prayer - Griz': 3})
+    logger.info(f"top_songs_set: {r.zrange('top_songs_set', 0, -1)}'")
+    # Add item to set with conflicting value
+    r.zadd('top_songs_set', {'Can\'t Figure it Out - Bishop Lamont': 3})
+    logger.info(f"top_songs_set: {r.zrange('top_songs_set', 0, -1)}'")
+    # Shift index of a value
+    r.zincrby('top_songs_set', 3, 'Never Change - Jay Z')
+    logger.info(f"top_songs_set: {r.zrange('top_songs_set', 0, -1)}'")

Diff for: redis_python_tutorial/data/zset.py

@@ -0,0 +1,9 @@
+"""Shared logger."""
+import sys
+from loguru import logger
+
+
+logger.add(sys.stderr,
+           format="{message}",
+           filter="redis_python_tutorial",
+           level="INFO")