fully move the parsing of Requires-Dist to starlark

Author: aignas

MODULE.bazel.lock

@@ -17,6 +17,8 @@
 
 load("//python/private:normalize_name.bzl", "normalize_name")
 
+_STRIP = ["(", " ", ">", "=", "<", "~", "!"]
+
 def requirement(spec):
     """Parse a PEP508 requirement line
 
@@ -29,8 +31,8 @@ def requirement(spec):
     requires, _, maybe_hashes = spec.partition(";")
     marker, _, _ = maybe_hashes.partition("--hash")
     requires, _, extras_unparsed = requires.partition("[")
-    requires, _, _ = requires.partition("(")
-    requires, _, _ = requires.partition(" ")
+    for char in _STRIP:
+        requires, _, _ = requires.partition(char)
     extras = extras_unparsed.strip("]").split(",")
 
     return struct(

python/private/pypi/pep508_req.bzl

@@ -6,7 +6,6 @@ py_library(
     srcs = [
         "arguments.py",
         "namespace_pkgs.py",
-        "platform.py",
         "wheel.py",
         "wheel_installer.py",
     ],

python/private/pypi/whl_installer/BUILD.bazel

@@ -17,8 +17,6 @@
 import pathlib
 from typing import Any, Dict, Set
 
-from python.private.pypi.whl_installer.platform import Platform
-
 
 def parser(**kwargs: Any) -> argparse.ArgumentParser:
     """Create a parser for the wheel_installer tool."""
@@ -41,12 +39,6 @@ def parser(**kwargs: Any) -> argparse.ArgumentParser:
         action="store",
         help="Extra arguments to pass down to pip.",
     )
-    parser.add_argument(
-        "--platform",
-        action="extend",
-        type=Platform.from_string,
-        help="Platforms to target dependencies. Can be used multiple times.",
-    )
     parser.add_argument(
         "--pip_data_exclude",
         action="store",