Get API key from environment variable

Author: rossjrw

README.md

@@ -20,6 +20,5 @@ Run tests in pipenv environment:
 pipenv run python3 -m pytest
 ```
 
-Tests require a SCUTTLE API key with full permissions. This key should be the
-contents of `token.secret.txt` which is to be placed in the test directory. Do
-make sure it's in the gitignore.
+Tests require a SCUTTLE API key with full permissions. Tests will look for this
+key in the `SCUTTLE_API_KEY` environment variable.

test/test_api.py

@@ -1,11 +1,10 @@
 #!/usr/bin/env python3
 
+import os
 import pytest
 import scuttle
 
-TOKEN = None
-with open("token.secret.txt", 'r') as token_file:
-    TOKEN = token_file.readline().strip()
+TOKEN = os.environ['SCUTTLE_API_KEY']
 
 def test_something():
     wiki = scuttle.scuttle('en', 1)