Merge pull request #160 from slin63/iplookup_cleanup

Document IP lookup feature / Fix iplookup None bug
Fix #141

README.md

@@ -188,6 +188,15 @@ $ yoda ideas remove --task <task_name> --inside <project_name>
 $ yoda ideas remove --project <project_name>
 ```
 
+#### IP lookup
+
+Get the geographical location of an IP address.
+
+```
+$ yoda iplookup 23.20.227.213
+$ Virginia, United States
+```
+
 #### learn
 
 This command group contains commands that, helpful in learning new things, will be.  Yeesssssss.
@@ -282,6 +291,7 @@ To create an issue in the github repository simple thing that shows a link.  Yee
 - [urllib3](https://github.com/urllib3/urllib3): HTTP client
 - [Certifi](https://github.com/certifi/python-certifi): Python SSL Certificates
 - [idna](https://github.com/kjd/idna): For the domain name
+- [GeoIP2-database](https://www.maxmind.com/en/geoip2-city): For geographical IP lookups
 - [future](https://pypi.org/project/future/): the layer of compatability for Python 2/3
 - [Google URL Shortener](https://developers.google.com/url-shortener/): URL shortener
 - [News API](https://newsapi.org/): Used to get the top headlines from Hacker News

modules/dev.py

@@ -215,7 +215,14 @@ def taskMaster():
 @click.pass_context
 @click.argument('ip_address', nargs=1, required=False, callback=alias_checker)
 def iplookup(ctx, ip_address):
+    """
+    Find the geographical location of a given IP address.
+    """
+    # import pdb; pdb.set_trace()
     ip_address = get_arguments(ctx, 1)
+    if not ip_address:
+        return click.echo('Please supply an IP address as follows: $ yoda iplookup <ip_address>')
+
     _ip_address = str(ip_address)
 
     import geoip2.database