Update pip install calls in scripts to use uv or reference current executable

CONTRIBUTING.md

@@ -223,7 +223,7 @@ This has the following keys:
   Only add extra OSes to the test
   if there are platform-specific branches in a stubs package.
 
-`*_dependencies` are usually packages needed to `pip install` the implementation
+`*_dependencies` are usually system packages needed to install the python implementation
 distribution.
 
 The format of all `METADATA.toml` files can be checked by running
@@ -300,9 +300,8 @@ Typeshed includes `scripts/create_baseline_stubs.py`.
 It generates stubs automatically using a tool called
 [stubgen](https://mypy.readthedocs.io/en/latest/stubgen.html) that comes with mypy.
 
-To get started, fork typeshed, clone your fork, and then
-[create a virtualenv](#-or-create-a-local-development-environment).
-You can then install the library with `pip` into the virtualenv and run the script below,
+To get started, fork typeshed, clone your fork, and then [prepare your environment](#preparing-the-environment).
+You can then install the library with `uv pip` into the virtualenv and run the script below,
 replacing `$INSERT_LIBRARY_NAME_HERE` with the name of the library:
 
 ```bash

scripts/create_baseline_stubs.py

@@ -46,7 +46,9 @@ def get_installed_package_info(project: str) -> tuple[str, str] | None:
 
     Return (normalized project name, installed version) if successful.
     """
-    r = subprocess.run(["pip", "freeze"], capture_output=True, text=True, check=True)
+    # Not using "uv pip freeze" because if this is run from a global Python,
+    # it'll mistakenly list the .venv's packages.
+    r = subprocess.run(("pip", "freeze"), capture_output=True, text=True, check=True)
     return search_pip_freeze_output(project, r.stdout)
 
 
@@ -220,7 +222,7 @@ def main() -> None:
     if info is None:
         print(f'Error: "{project}" is not installed', file=sys.stderr)
         print(file=sys.stderr)
-        print(f'Suggestion: Run "python3 -m pip install {project}" and try again', file=sys.stderr)
+        print(f"Suggestion: Run `{sys.executable} -m pip install {project}` and try again", file=sys.stderr)
         sys.exit(1)
     project, version = info
 

scripts/install_all_third_party_dependencies.py

@@ -1,6 +1,13 @@
 import subprocess
+import sys
 
 from ts_utils.requirements import get_external_stub_requirements
 
-requirements = get_external_stub_requirements()
-subprocess.check_call(("pip", "install", *[str(requirement) for requirement in requirements]))
+
+def main() -> None:
+    requirements = get_external_stub_requirements()
+    subprocess.check_call(("uv", "pip", "install", *sys.argv[1:], *[str(requirement) for requirement in requirements]))
+
+
+if __name__ == "__main__":
+    main()

tests/mypy_test.py

@@ -486,7 +486,7 @@ def setup_virtual_environments(distributions: dict[str, PackageDependencies], ar
         print(colored(f"took {venv_elapsed_time:.2f} seconds", "blue"))
 
     # STAGE 3: For each {virtual_environment: requirements_set} pairing,
-    # `pip install` the requirements set into the virtual environment
+    # `uv pip install` the requirements set into the virtual environment
     pip_start_time = time.perf_counter()
 
     # Limit workers to 10 at a time, since this makes network requests

tests/runtests.py

@@ -124,7 +124,12 @@ def main() -> None:
         print("\nRunning pytype...")
         pytype_result = subprocess.run([sys.executable, "tests/pytype_test.py", path])
     else:
-        print(colored("\nSkipping pytype on Windows. You need to install it first: `pip install pytype`.", "yellow"))
+        print(
+            colored(
+                f"\nSkipping pytype on Windows. You need to install it first: `{sys.executable} -m pip install pytype` .",
+                "yellow",
+            )
+        )
 
     cases_path = test_cases_path(stub if folder == "stubs" else "stdlib")
     if not cases_path.exists():