Fix handling of TypeError exception when invalid version metadata entry is present

Author: sepehr-rs

src/pip/_internal/metadata/importlib/_dists.py

@@ -31,6 +31,7 @@
     BasePath,
     get_dist_canonical_name,
     parse_name_and_version_from_info_directory,
+    BadMetadata,
 )
 
 
@@ -165,9 +166,16 @@ def canonical_name(self) -> NormalizedName:
 
     @property
     def version(self) -> Version:
-        if version := parse_name_and_version_from_info_directory(self._dist)[1]:
+        try:
+            version = (
+                parse_name_and_version_from_info_directory(self._dist)[1]
+                or self._dist.version
+            )
             return parse_version(version)
-        return parse_version(self._dist.version)
+        except TypeError:
+            raise BadMetadata(
+                self._dist.files[3], reason="invalid metadata entry `version`"
+            )
 
     @property
     def raw_version(self) -> str: