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# -*- coding: utf-8 -*-
"""
Part of the astor library for Python AST manipulation.
License: 3-clause BSD
Copyright 2012 (c) Patrick Maupin
Copyright 2013 (c) Berker Peksag
"""
import os
import warnings
from .code_gen import SourceGenerator, to_source # NOQA
from .node_util import iter_node, strip_tree, dump_tree # NOQA
from .node_util import ExplicitNodeVisitor # NOQA
from .file_util import CodeToAst, code_to_ast # NOQA
from .op_util import get_op_symbol, get_op_precedence # NOQA
from .op_util import symbol_data # NOQA
from .tree_walk import TreeWalk # NOQA
ROOT = os.path.dirname(__file__)
with open(os.path.join(ROOT, 'VERSION')) as version_file:
__version__ = version_file.read().strip()
parse_file = code_to_ast.parse_file
# DEPRECATED!!!
# These aliases support old programs. Please do not use in future.
deprecated = """
get_boolop = get_binop = get_cmpop = get_unaryop = get_op_symbol
get_anyop = get_op_symbol
parsefile = code_to_ast.parse_file
codetoast = code_to_ast
dump = dump_tree
all_symbols = symbol_data
treewalk = tree_walk
codegen = code_gen
"""
exec(deprecated)
def deprecate():
def wrap(deprecated_name, target_name):
if '.' in target_name:
target_mod, target_fname = target_name.split('.')
target_func = getattr(globals()[target_mod], target_fname)
else:
target_func = globals()[target_name]
msg = "astor.%s is deprecated. Please use astor.%s." % (
deprecated_name, target_name)
if callable(target_func):
def newfunc(*args, **kwarg):
warnings.warn(msg, DeprecationWarning, stacklevel=2)
return target_func(*args, **kwarg)
else:
class ModProxy:
def __getattr__(self, name):
warnings.warn(msg, DeprecationWarning, stacklevel=2)
return getattr(target_func, name)
newfunc = ModProxy()
globals()[deprecated_name] = newfunc
for line in deprecated.splitlines(): # NOQA
line = line.split('#')[0].replace('=', '').split()
if line:
target_name = line.pop()
for deprecated_name in line:
wrap(deprecated_name, target_name)
deprecate()
del deprecate, deprecated
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