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/proc/thread-self/root/proc/thread-self/root/usr/lib64/python3.9/lib2to3/fixes

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fix_renames.py2.2 KB · 71 lines
"""Fix incompatible renames Fixes:  * sys.maxint -> sys.maxsize"""# Author: Christian Heimes# based on Collin Winter's fix_import # Local importsfrom .. import fixer_basefrom ..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))