Obtaining list of packages updatable is too long

[Benjamin-Loison]

What's the problem this feature will solve?

time pip --disable-pip-version-check list --outdated --format=json

[{"name": "blinker", "version": "1.7.0", "latest_version": "1.8.2", "latest_filetype": "wheel"}]

real    0m21.913s
user    0m12.891s
sys 0m0.407s

time pip --disable-pip-version-check list --outdated

Package Version Latest Type
------- ------- ------ -----
blinker 1.7.0   1.8.2  wheel

real    0m32.689s
user    0m13.437s
sys 0m0.439s

time pip list --outdated

Package Version Latest Type
------- ------- ------ -----
blinker 1.7.0   1.8.2  wheel

real    0m21.490s
user    0m12.740s
sys 0m0.407s

time pip list

Package                          Version
-------------------------------- -------------------
absl-py                          2.1.0
...
zstandard                        0.22.0

real    0m0.637s
user    0m0.547s
sys 0m0.089s

+9

Describe the solution you'd like

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Alternative Solutions

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Additional context

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Code of Conduct

• [X] I agree to follow the PSF Code of Conduct.

[Benjamin-Loison]

Same issue with pip-review --auto --local.