adapt stdlib patches

Author: timfel

graalpython/lib-python/3/_collections_abc.py

@@ -62,12 +62,10 @@ async def _coro(): pass
 # _coro.close()  # Prevent ResourceWarning
 del _coro
 ## asynchronous generator ##
-## Truffle todo: This should be reverted, once async generators are supported.
-## Temporary fix.
-#async def _ag(): yield
-#_ag = _ag()
-#async_generator = type(_ag)
-#del _ag
+async def _ag(): yield
+_ag = _ag()
+async_generator = type(_ag)
+del _ag
 
 
 ### ONE-TRICK PONIES ###

graalpython/lib-python/3/distutils/sysconfig.py

@@ -536,4 +536,3 @@ def get_config_var(name):
     # Truffle: import our overrides
     from distutils.sysconfig_graalpython import *
     from distutils.sysconfig_graalpython import _config_vars # needed by setuptools
-    from distutils.sysconfig_graalpython import _variable_rx # read_setup_file()

graalpython/lib-python/3/distutils/sysconfig_graalpython.py

@@ -203,7 +203,3 @@ def customize_compiler(compiler):
             archiver=archiver)
 
         compiler.shared_lib_extension = shlib_suffix
-
-
-from .sysconfig_cpython import (
-    parse_makefile, _variable_rx, expand_makefile_vars)

graalpython/lib-python/3/enum.py

@@ -340,7 +340,9 @@ def __members__(cls):
         is a read-only view of the internal mapping.
 
         """
-        return MappingProxyType(cls._member_map_)
+        # Truffle change
+        # return MappingProxyType(cls._member_map_)
+        return dict(cls._member_map_)
 
     def __repr__(cls):
         return "<enum %r>" % cls.__name__