version installation minor bugs

Author: alexevag

src/ethopy/core/experiment.py

@@ -925,7 +925,7 @@ class Version(dj.Part):  # noqa: D101, D106
         -> Session
         project_path   : varchar(256)              # path
         ---
-        source_type    : enum('pip', 'git')        # task or setup
+        source_type    : enum('pypi', 'git')        # task or setup
         version        : varchar(32)               # pip version or git hash
         repository_url : varchar(256)              # git repository url if available
         is_dirty       : bool                      # uncommited changes in git

src/ethopy/utils/helper_functions.py

@@ -284,8 +284,8 @@ def get_code_version_info(project_path: str = None) -> Dict[str, Any]:
         "project_path": os.path.abspath(project_path),
         "source_type": None,
         "version": None,
-        "repository_url": None,
-        "is_dirty": None,
+        "repository_url": '',
+        "is_dirty": False,
     }
 
     # Check if it's a git repository