You've already forked python-uncompyle6
mirror of
https://github.com/rocky/python-uncompyle6.git
synced 2025-08-03 00:45:53 +08:00
109 lines
3.5 KiB
Python
109 lines
3.5 KiB
Python
# Copyright (c) 2018, 2024 by Rocky Bernstein
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
from uncompyle6.semantics.fragments import FragmentsWalker, code_deparse as fragments_code_deparse
|
|
from uncompyle6.semantics.pysource import SourceWalker, code_deparse
|
|
|
|
|
|
# FIXME: does this handle nested code, and lambda properly
|
|
class LineMapWalker(SourceWalker):
|
|
def __init__(self, *args, **kwargs):
|
|
super().__init__(*args, **kwargs)
|
|
self.source_linemap = {}
|
|
self.current_line_number = 1
|
|
|
|
def write(self, *data):
|
|
"""Augment write routine to keep track of current line"""
|
|
for line in data:
|
|
## print("XXX write: '%s'" % l)
|
|
for i in str(line):
|
|
if i == "\n":
|
|
self.current_line_number += 1
|
|
pass
|
|
pass
|
|
pass
|
|
return super().write(*data)
|
|
|
|
# Note n_expr needs treatment too
|
|
|
|
def default(self, node):
|
|
"""Augment write default routine to record line number changes"""
|
|
if hasattr(node, "linestart"):
|
|
if node.linestart:
|
|
self.source_linemap[self.current_line_number] = node.linestart
|
|
return super().default(node)
|
|
|
|
def n_LOAD_CONST(self, node):
|
|
if hasattr(node, "linestart"):
|
|
if node.linestart:
|
|
self.source_linemap[self.current_line_number] = node.linestart
|
|
return super().n_LOAD_CONST(node)
|
|
|
|
|
|
class LineMapFragmentWalker(LineMapWalker, FragmentsWalker):
|
|
def __init__(self, *args, **kwargs):
|
|
super().__init__(*args, **kwargs)
|
|
|
|
|
|
def deparse_code_with_map(*args, **kwargs):
|
|
"""
|
|
Like deparse_code but saves line number correspondences.
|
|
Deprecated. Use code_deparse_with_map
|
|
"""
|
|
kwargs["walker"] = LineMapWalker
|
|
return code_deparse(*args, **kwargs)
|
|
|
|
|
|
def code_deparse_with_map(*args, **kwargs):
|
|
"""
|
|
Like code_deparse but saves line number correspondences.
|
|
"""
|
|
kwargs["walker"] = LineMapWalker
|
|
return code_deparse(*args, **kwargs)
|
|
|
|
|
|
def code_deparse_with_fragments_and_map(*args, **kwargs):
|
|
"""
|
|
Like code_deparse_with_map but saves fragments.
|
|
"""
|
|
kwargs["walker"] = LineMapFragmentWalker
|
|
return fragments_code_deparse(*args, **kwargs)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
|
|
def deparse_test(co):
|
|
"This is a docstring"
|
|
deparsed = code_deparse_with_map(co)
|
|
a = 1
|
|
b = 2
|
|
print("\n")
|
|
linemap = [
|
|
(line_no, deparsed.source_linemap[line_no])
|
|
for line_no in sorted(deparsed.source_linemap.keys())
|
|
]
|
|
print(linemap)
|
|
deparsed = code_deparse_with_fragments_and_map(co)
|
|
print("\n")
|
|
linemap2 = [
|
|
(line_no, deparsed.source_linemap[line_no])
|
|
for line_no in sorted(deparsed.source_linemap.keys())
|
|
]
|
|
print(linemap2)
|
|
# assert linemap == linemap2
|
|
return
|
|
|
|
deparse_test(deparse_test.__code__)
|