golden hour

/usr/lib/python3.8/lib2to3/fixes

File/Folder	Size	Actions
__init__.py	47 B
__pycache__	-
fix_apply.py	2.29 KB
fix_asserts.py	984 B
fix_basestring.py	320 B
fix_buffer.py	590 B
fix_dict.py	3.67 KB
fix_except.py	3.27 KB
fix_exec.py	979 B
fix_execfile.py	2 KB
fix_exitfunc.py	2.44 KB
fix_filter.py	2.7 KB
fix_funcattrs.py	644 B
fix_future.py	547 B
fix_getcwdu.py	451 B
fix_has_key.py	3.12 KB
fix_idioms.py	4.76 KB
fix_import.py	3.18 KB
fix_imports.py	5.55 KB
fix_imports2.py	289 B
fix_input.py	708 B
fix_intern.py	1.12 KB
fix_isinstance.py	1.57 KB
fix_itertools.py	1.51 KB
fix_itertools_imports.py	2.04 KB
fix_long.py	476 B
fix_map.py	3.55 KB
fix_metaclass.py	8 KB
fix_methodattrs.py	606 B
fix_ne.py	571 B
fix_next.py	3.1 KB
fix_nonzero.py	591 B
fix_numliterals.py	768 B
fix_operator.py	3.35 KB
fix_paren.py	1.2 KB
fix_print.py	2.78 KB
fix_raise.py	2.86 KB
fix_raw_input.py	454 B
fix_reduce.py	837 B
fix_reload.py	1.06 KB
fix_renames.py	2.17 KB
fix_repr.py	613 B
fix_set_literal.py	1.66 KB
fix_standarderror.py	449 B
fix_sys_exc.py	1.01 KB
fix_throw.py	1.54 KB
fix_tuple_params.py	5.43 KB
fix_types.py	1.73 KB
fix_unicode.py	1.23 KB
fix_urllib.py	8.16 KB
fix_ws_comma.py	1.06 KB
fix_xrange.py	2.63 KB
fix_xreadlines.py	689 B
fix_zip.py	1.26 KB

Edit: fix_renames.py

"""Fix incompatible renames

Fixes:
  * sys.maxint -> sys.maxsize
"""
# Author: Christian Heimes
# based on Collin Winter's fix_import

# Local imports
from .. import fixer_base
from ..fixer_util import Name, attr_chain

MAPPING = {"sys":  {"maxint" : "maxsize"},
          }
LOOKUP = {}

def alternates(members):
    return "(" + "|".join(map(repr, members)) + ")"

def build_pattern():
    #bare = set()
    for module, replace in list(MAPPING.items()):
        for old_attr, new_attr in list(replace.items()):
            LOOKUP[(module, old_attr)] = new_attr
            #bare.add(module)
            #bare.add(old_attr)
            #yield """
            #      import_name< 'import' (module=%r
            #          | dotted_as_names< any* module=%r any* >) >
            #      """ % (module, module)
            yield """
                  import_from< 'from' module_name=%r 'import'
                      ( attr_name=%r | import_as_name< attr_name=%r 'as' any >) >
                  """ % (module, old_attr, old_attr)
            yield """
                  power< module_name=%r trailer< '.' attr_name=%r > any* >
                  """ % (module, old_attr)
    #yield """bare_name=%s""" % alternates(bare)

class FixRenames(fixer_base.BaseFix):
    BM_compatible = True
    PATTERN = "|".join(build_pattern())

order = "pre" # Pre-order tree traversal

# Don't match the node if it's within another match
    def match(self, node):
        match = super(FixRenames, self).match
        results = match(node)
        if results:
            if any(match(obj) for obj in attr_chain(node, "parent")):
                return False
            return results
        return False

#def start_tree(self, tree, filename):
    #    super(FixRenames, self).start_tree(tree, filename)
    #    self.replace = {}

def transform(self, node, results):
        mod_name = results.get("module_name")
        attr_name = results.get("attr_name")
        #bare_name = results.get("bare_name")
        #import_mod = results.get("module")

if mod_name and attr_name:
            new_attr = LOOKUP[(mod_name.value, attr_name.value)]
            attr_name.replace(Name(new_attr, prefix=attr_name.prefix))