CLI extension installation failing with 2.42.0

[rotiwari]

Describe the bug

Command Name
az extension add --upgrade --name scvmm

Errors:

An error occurred. Pip failed with status code 2. Use --debug for more information.
      File "xml\parsers\expat.py", line 4, in <module>
    ModuleNotFoundError: No module named 'pyexpat'

To Reproduce:

Steps to reproduce the behavior. Note that argument values have been redacted, as they may contain sensitive information.

• Put any pre-requisite steps here...
• az extension add --upgrade --name {} --debug

With 2.41.0 AZ Cli version the command works fine without any error.

Expected Behavior

The CLI extension should have been installed without any error.

Environment Summary

Windows-10-10.0.22621-SP0
Python 3.10.8
Installer: MSI

azure-cli 2.42.0

Extensions:
arcappliance 0.2.32-upgrade

customlocation 0.1.3
k8s-extension 1.3.6

Dependencies:
msal 1.20.0
azure-mgmt-resource 21.1.0b1

Additional Context

This seems to be some regression between 2.41.0 CLI version and 2.42.0 CLI version
extensioninstallationerror.txt

[yonzhan]

@kairu-ms for awareness