refactor: move configuration to package root

moves the environment variable configuration to the root of the package
clean up various imports post asyncio workaround, see previous commit
for details on how typer asyncio works

REFS #18 #13

gallagher/cli/__init__.py

@@ -1,16 +1,32 @@
 """ CLI entry point
 
+gal is the gallagher command line, which is constructed using Typer.
+At the moment typer does not support async functions, so we have to
+use a wrapper to make it work. See utils.py for the AsyncTyper class.
 
+The cli should be pretty self documenting, however see docs/ for
+official documentation.
 """
-from gallagher import __version__
+import os
+
+from gallagher import (
+    cc,
+    __version__
+)
 
 from .utils import AsyncTyper
 
 from .alarms import app as alarms_app
 from .cardholders import app as cardholders_app
 
+# Load the API key for the package so all entry points
+# can use it to query the service
+api_key = os.environ.get("GACC_API_KEY")
+cc.api_key = api_key
+
 # Main Typer app use to create the CLI
 app = AsyncTyper()
+# Load up all sub commands
 app.add_typer(alarms_app, name="alarms")
 app.add_typer(cardholders_app, name="ch")
 

gallagher/cli/alarms.py

@@ -3,13 +3,8 @@
 
 """
 
-import os
 
-from gallagher import cc
 from .utils import AsyncTyper
 
-api_key = os.environ.get("GACC_API_KEY")
-
-cc.api_key = api_key
 
 app = AsyncTyper()