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Bug in Python 3.x genexpr

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rocky
2016-05-15 19:28:22 -04:00
parent 2c121545f0
commit 6be6632e96
5 changed files with 15 additions and 5 deletions
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3
uncompyle6/parser.py
View File

@@ -102,9 +102,6 @@ class PythonParser(GenericASTBuilder):
def p_genexpr(self, args):
'''
expr ::= genexpr
genexpr ::= LOAD_GENEXPR MAKE_FUNCTION_0 expr GET_ITER CALL_FUNCTION_1
stmt ::= genexpr_func
genexpr_func ::= LOAD_FAST FOR_ITER designator comp_iter JUMP_BACK

5
uncompyle6/parsers/parse2.py
View File

@@ -320,6 +320,11 @@ class Python2Parser(PythonParser):
'''
def p_genexpr2(self, args):
'''
genexpr ::= LOAD_GENEXPR MAKE_FUNCTION_0 expr GET_ITER CALL_FUNCTION_1
'''
def p_expr2(self, args):
'''
expr ::= LOAD_LOCALS

6
uncompyle6/parsers/parse3.py
View File

@@ -360,6 +360,11 @@ class Python3Parser(PythonParser):
load_genexpr ::= BUILD_TUPLE_1 LOAD_GENEXPR LOAD_CONST
'''
def p_genexpr2(self, args):
'''
genexpr ::= LOAD_GENEXPR LOAD_CONST MAKE_FUNCTION_0 expr GET_ITER CALL_FUNCTION_1
'''
def p_expr3(self, args):
'''
expr ::= LOAD_CLASSNAME
@@ -473,6 +478,7 @@ class Python3Parser(PythonParser):
mkfunc ::= {pos_arg}^n LOAD_CONST MAKE_FUNCTION_n
mklambda ::= {pos_arg}^n LOAD_LAMBDA MAKE_FUNCTION_n
mkfunc ::= {pos_arg}^n load_closure LOAD_CONST MAKE_FUNCTION_n
genexpr ::= {pos_arg}^n LOAD_GENEXPR MAKE_FUNCTION_n
listcomp ::= load_closure expr GET_ITER CALL_FUNCTION_1

3
uncompyle6/semantics/fragments.py
View File

@@ -637,7 +637,8 @@ class FragmentsWalker(pysource.SourceWalker, object):
def n_genexpr(self, node):
start = len(self.f.getvalue())
self.write('(')
self.comprehension_walk(node, 3)
code_index = -6 if self.version > 3.0 else -5
self.comprehension_walk(node, iter_index=3, code_index=code_index)
self.write(')')
self.set_pos_info(node, start, len(self.f.getvalue()))
self.prune()

3
uncompyle6/semantics/pysource.py
View File

@@ -1025,7 +1025,8 @@ class SourceWalker(GenericASTTraversal, object):
def n_genexpr(self, node):
self.write('(')
self.comprehension_walk(node, iter_index=3)
code_index = -6 if self.version > 3.0 else -5
self.comprehension_walk(node, iter_index=3, code_index=code_index)
self.write(')')
self.prune()