Files
cibuildwheel/cibuildwheel/extra.py
T
2025-11-07 18:48:20 -05:00

102 lines
3.5 KiB
Python

"""
These are utilities for the `/bin` scripts, not for the `cibuildwheel` program.
"""
import json
import time
import typing
import urllib.error
import urllib.request
from collections.abc import Mapping, Sequence
from io import StringIO
from typing import Any, NotRequired, Protocol
from cibuildwheel import __version__ as cibw_version
__all__ = ("Printable", "dump_python_configurations")
class Printable(Protocol):
def __str__(self) -> str: ...
def dump_python_configurations(
inp: Mapping[str, Mapping[str, Sequence[Mapping[str, Printable]]]],
) -> str:
output = StringIO()
for header, values in inp.items():
output.write(f"[{header}]\n")
for inner_header, listing in values.items():
output.write(f"{inner_header} = [\n")
for item in listing:
output.write(" { ")
dict_contents = (f'{key} = "{value}"' for key, value in item.items())
output.write(", ".join(dict_contents))
output.write(" },\n")
output.write("]\n")
output.write("\n")
# Strip the final newline, to avoid two blank lines at the end.
return output.getvalue()[:-1]
def _json_request(request: urllib.request.Request, timeout: int = 30) -> dict[str, Any]:
with urllib.request.urlopen(request, timeout=timeout) as response:
return typing.cast("dict[str, Any]", json.load(response))
def github_api_request(path: str, *, max_retries: int = 3) -> dict[str, Any]:
"""
Makes a GitHub API request to the given path and returns the JSON response.
"""
api_url = f"https://api.github.com/{path}"
headers = {
"Accept": "application/vnd.github.v3+json",
"User-Agent": f"cibuildwheel/{cibw_version}",
}
request = urllib.request.Request(api_url, headers=headers)
for retry_count in range(max_retries):
try:
return _json_request(request)
except (urllib.error.URLError, TimeoutError) as e:
# pylint: disable=E1101
if (
isinstance(e, urllib.error.HTTPError)
and (e.code == 403 or e.code == 429)
and e.headers.get("x-ratelimit-remaining") == "0"
):
reset_time = int(e.headers.get("x-ratelimit-reset", 0))
wait_time = max(0, reset_time - int(e.headers.get("date", 0)))
print(f"Github rate limit exceeded. Waiting for {wait_time} seconds.")
time.sleep(wait_time)
else:
print(f"Retrying GitHub API request due to error: {e}")
if retry_count == max_retries - 1:
print(f"GitHub API request failed (Network error: {e}). Check network connection.")
raise e
# Should never be reached but to keep the type checker happy
msg = "Unexpected execution path in github_api_request"
raise RuntimeError(msg)
class PyodideXBuildEnvRelease(typing.TypedDict):
version: str
python_version: str
emscripten_version: str
min_pyodide_build_version: NotRequired[str]
max_pyodide_build_version: NotRequired[str]
class PyodideXBuildEnvInfo(typing.TypedDict):
releases: dict[str, PyodideXBuildEnvRelease]
def get_pyodide_xbuildenv_info() -> PyodideXBuildEnvInfo:
xbuildenv_info_url = (
"https://pyodide.github.io/pyodide/api/pyodide-cross-build-environments.json"
)
with urllib.request.urlopen(xbuildenv_info_url) as response:
return typing.cast("PyodideXBuildEnvInfo", json.loads(response.read().decode("utf-8")))