remove getstatementrange_old - its documented for python <= 2.4
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@ -332,11 +332,8 @@ def get_statement_startend2(lineno, node):
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def getstatementrange_ast(lineno, source, assertion=False, astnode=None):
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if astnode is None:
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content = str(source)
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try:
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astnode = compile(content, "source", "exec", 1024) # 1024 for AST
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except ValueError:
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start, end = getstatementrange_old(lineno, source, assertion)
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return None, start, end
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start, end = get_statement_startend2(lineno, astnode)
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# we need to correct the end:
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# - ast-parsing strips comments
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@ -368,38 +365,3 @@ def getstatementrange_ast(lineno, source, assertion=False, astnode=None):
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else:
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break
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return astnode, start, end
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def getstatementrange_old(lineno, source, assertion=False):
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""" return (start, end) tuple which spans the minimal
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statement region which containing the given lineno.
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raise an IndexError if no such statementrange can be found.
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"""
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# XXX this logic is only used on python2.4 and below
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# 1. find the start of the statement
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from codeop import compile_command
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for start in range(lineno, -1, -1):
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if assertion:
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line = source.lines[start]
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# the following lines are not fully tested, change with care
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if 'super' in line and 'self' in line and '__init__' in line:
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raise IndexError("likely a subclass")
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if "assert" not in line and "raise" not in line:
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continue
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trylines = source.lines[start:lineno + 1]
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# quick hack to prepare parsing an indented line with
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# compile_command() (which errors on "return" outside defs)
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trylines.insert(0, 'def xxx():')
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trysource = '\n '.join(trylines)
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# ^ space here
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try:
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compile_command(trysource)
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except (SyntaxError, OverflowError, ValueError):
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continue
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# 2. find the end of the statement
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for end in range(lineno + 1, len(source) + 1):
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trysource = source[start:end]
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if trysource.isparseable():
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return start, end
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raise SyntaxError("no valid source range around line %d " % (lineno,))
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