Update site.py

Author: sepehr-rs

Lib/site.py

@@ -796,7 +796,7 @@ def venv(known_paths):
     if candidate_conf:
         virtual_conf = candidate_conf
         system_site = "true"
-        version = None
+        version, version_info = None, None
         # Issue 25185: Use UTF-8, as that's what the venv module uses when
         # writing the file.
         with open(virtual_conf, encoding='utf-8') as f:
@@ -811,25 +811,33 @@ def venv(known_paths):
                         sys._home = value
                     elif key == 'version':
                         version = value
-
-        if version:
-            try:
-                major, minor = map(int, version.split(".")[:2])
-            except ValueError:
-                major, minor = None
-            if (
-                major == sys.version_info.major
-                and minor is not None
-                and minor != sys.version_info.minor
-                and not hasattr(sys, "_venv_version_warning_emitted")
-            ):
-                _warn(
-                    f"This virtual environment was created for Python {major}.{minor}, "
-                    f"but the current interpreter is Python "
-                    f"{sys.version_info.major}.{sys.version_info.minor}. "
-                    "Consider running `python -m venv --upgrade` to update the environment.",
-                    RuntimeWarning,
-                )
+                    elif key == 'version_info':
+                        version_info = value
+
+        for field_name, field_value in [
+            ('version',version), ('version_info',version_info)
+        ]:
+            if field_value is not None:
+                try:
+                    major, minor = map(int, field_value.split(".")[:2])
+                except (ValueError, AttributeError):
+                    _warn(
+                        f"Malformed {field_name} string in pyvenv.cfg: {field_value!r}",
+                        RuntimeWarning,
+                    )
+                else:
+                    if (
+                        major == sys.version_info.major
+                        and minor != sys.version_info.minor
+                    ):
+                        _warn(
+                            f"This virtual environment was created for Python {major}.{minor}, "
+                            f"but the current interpreter is Python "
+                            f"{sys.version_info.major}.{sys.version_info.minor}. "
+                            "Consider running `python -m venv --upgrade` to update the environment.",
+                            RuntimeWarning,
+                        )
+                        break
 
         if sys.prefix != site_prefix:
             _warn(f'Unexpected value in sys.prefix, expected {site_prefix}, got {sys.prefix}', RuntimeWarning)