Make the version in its own file

Author: Kinnaird McQuade

docs/contributing/versioning.md

@@ -6,14 +6,10 @@ We try to follow [Semantic Versioning](https://semver.org/) as much as possible.
 Version bumps
 -------------
 
-Just edit the `policy_sentry/bin/policy_sentry` file and update the `__version__` variable:
+Just edit the `policy_sentry/bin/version.py` file and update the `__version__` variable:
 
 ```python
-#! /usr/bin/env python
-"""
-    policy_sentry is a tool for generating least-privilege IAM Policies.
-"""
-__version__ = '0.6.3'  # EDIT THIS
+__version__ = '0.11.3'  # EDIT THIS
 ```
 
 The `setup.py` file will automatically pick up the new version from that file for the package info. The `@click.version_option` decorator will also pick that up for the command line.

policy_sentry/bin/cli.py

@@ -2,9 +2,9 @@
 """
     Policy Sentry is a tool for generating least-privilege IAM Policies.
 """
-__version__ = "0.11.3"
 import click
 from policy_sentry import command
+from policy_sentry.bin.version import __version__
 
 
 @click.group()

policy_sentry/bin/version.py

@@ -0,0 +1,2 @@
+# pylint: disable=missing-module-docstring
+__version__ = "0.11.3"

setup.py

@@ -18,7 +18,7 @@ def get_version():
             HERE,
             "policy_sentry",
             "bin",
-            "cli.py"
+            "version.py"
         )
     ).read()
     return VERSION_RE.search(init).group(1)
@@ -59,5 +59,4 @@ def get_description():
     zip_safe=True,
     keywords='aws iam roles policy policies privileges security',
     python_requires='>=3.6',
-    # scripts=['policy_sentry/bin/policy_sentry'],
 )