pip Error while checking for conflicts

[moh-12345]

Description

Defaulting to user installation because normal site-packages is not writeable
Requirement already satisfied: pip in /home/kali/.local/lib/python3.12/site-packages (24.3.1)
ERROR: Error while checking for conflicts. Please file an issue on pip's issue tracker: https://github.com/pypa/pip/issues/new
Traceback (most recent call last):
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/commands/install.py", line 584, in _determine_conflicts
return check_install_conflicts(to_install)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/operations/check.py", line 117, in check_install_conflicts
package_set, _ = create_package_set_from_installed()
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/operations/check.py", line 59, in create_package_set_from_installed
package_set[name] = PackageDetails(dist.version, dependencies)
^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/metadata/importlib/_dists.py", line 168, in version
return parse_version(self._dist.version)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_vendor/packaging/version.py", line 56, in parse
return Version(version)
^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_vendor/packaging/version.py", line 200, in init
match = self._regex.search(version)
^^^^^^^^^^^^^^^^^^^^^^^^^^^
TypeError: expected string or bytes-like object, got 'NoneType'

Expected behavior

No response

pip version

24.3.1

Python version

Python 3.12.8

OS

kali linux VERSION="2024.4"

How to Reproduce

python3 -m pip install --upgrade pip --break-system-packages

Defaulting to user installation because normal site-packages is not writeable
Requirement already satisfied: pip in /home/kali/.local/lib/python3.12/site-packages (24.3.1)
ERROR: Error while checking for conflicts. Please file an issue on pip's issue tracker: https://github.com/pypa/pip/issues/new
Traceback (most recent call last):
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/commands/install.py", line 584, in _determine_conflicts
return check_install_conflicts(to_install)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/operations/check.py", line 117, in check_install_conflicts
package_set, _ = create_package_set_from_installed()
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/operations/check.py", line 59, in create_package_set_from_installed
package_set[name] = PackageDetails(dist.version, dependencies)
^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/metadata/importlib/_dists.py", line 168, in version
return parse_version(self._dist.version)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_vendor/packaging/version.py", line 56, in parse
return Version(version)
^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_vendor/packaging/version.py", line 200, in init
match = self._regex.search(version)
^^^^^^^^^^^^^^^^^^^^^^^^^^^
TypeError: expected string or bytes-like object, got 'NoneType'

Output

Defaulting to user installation because normal site-packages is not writeable
Requirement already satisfied: pip in /home/kali/.local/lib/python3.12/site-packages (24.3.1)
ERROR: Error while checking for conflicts. Please file an issue on pip's issue tracker: https://github.com/pypa/pip/issues/new
Traceback (most recent call last):
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/commands/install.py", line 584, in _determine_conflicts
return check_install_conflicts(to_install)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/operations/check.py", line 117, in check_install_conflicts
package_set, _ = create_package_set_from_installed()
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/operations/check.py", line 59, in create_package_set_from_installed
package_set[name] = PackageDetails(dist.version, dependencies)
^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_internal/metadata/importlib/_dists.py", line 168, in version
return parse_version(self._dist.version)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_vendor/packaging/version.py", line 56, in parse
return Version(version)
^^^^^^^^^^^^^^^^
File "/home/kali/.local/lib/python3.12/site-packages/pip/_vendor/packaging/version.py", line 200, in init
match = self._regex.search(version)
^^^^^^^^^^^^^^^^^^^^^^^^^^^
TypeError: expected string or bytes-like object, got 'NoneType'

Code of Conduct

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[ichard26]

Could you try the command again with --debug and share the traceback here? You probably have a corrupted package installed somewhere in your environment, but it's impossible to tell what's blowing up from the stacktrace.