Fix tests

Author: eachanjohnson

py_template/cli.py

@@ -2,7 +2,20 @@
 
 from . import __version__
 
+
 def main() -> None:
+
+    """Main function for CLI app.
+
+    Put argument parsing, etc here.
+
+    Examples
+    ========
+    >>> 1 + 1
+    2
+
+    """
+
     import sys
     print(f"Running app version {__version__}", file=sys.stderr)
     return None