Damian Shaw

[AccessLogs] Not available on Windows

4

**Describe the bug** Using proxy.py `2.4.0` on `Python 3.10` I do not see access log output on `Windows 10 21H2`, where as I do on `Ubuntu 20.04.3 LTS`. **To Reproduce**...

uv fails to compile `apache-airflow[all]` (performance resolution issue)

20

This is for Linux Python 3.11.6 with uv 0.1.3: ``` $ echo "apache-airflow[all]" | uv pip compile - .... Collecting apache-beam==2.2.0 Downloading apache-beam-2.2.0.zip (945 kB) ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 945.2/945.2 kB 3.7 MB/s...

When resolving two dependencies where one has an upper bound on the other, focus on the one that is upper bounded by the other

3

### What's the problem this feature will solve? When package `foo` has a dependency on package `bar` and gives an upper bound, e.g. `bar < 2` or `bar

Pre-release not selected when remotely available pre-releases for version specifiers is the only versions that satisfies the version specifier

1

### Description Currently if Pip selects something like "pandas>2.1.4" it gets the error `Could not find a version that satisfies the requirement pandas>2.1.4`, but there is a version that would...

Add packse (Python packaging scenarios) to Pip's test suite

2

### What's the problem this feature will solve? It seems astral has spun out a specific repository for Python packaging scenarios: https://github.com/zanieb/packse ### Describe the solution you'd like Perhaps all...

How do I exclude Pip selecting any pre-release?

10

### Description According to the [documentation](https://packaging.python.org/en/latest/specifications/version-specifiers/#handling-of-pre-releases): > Dependency resolution tools SHOULD also allow users to request the following alternative behaviours: > * accepting pre-releases for all version specifiers > *...

Prefer direct conflicting causes when backtracking

2

Fixes: https://github.com/pypa/pip/issues/12498 This PR introduces enhancements to Pip's dependency resolution logic. Below is a description of the three main functions implemented in this PR: * `_causes_with_conflicting_parent` - This function identifies...

Introduce new API in resolvelib to Optimize Pip's Dependency Resolution

11

### What's the problem this feature will solve? Pip's dependency resolution process, particularly in complex backtracking scenarios, currently faces performance issues due to repetitive calculations, leading to O(n^2) complexity. This...

### What's the problem this feature will solve? In complex dependency resolution scenarios, Pip currently may backtrack inefficiently, especially when dealing with direct conflicts in requirements that are just a...

Pip inconsistent on whether it looks up a pre-release based on the order of specifiers

8

### Description Pip will choose a pre-release for a package if the specifier of the package includes a pre-release version. For example `pandas>=2.1.5rc01` will currently install `pandas-2.2.0rc0`. But if there...