e2ecdcfe33
Former-commit-id:a02aeb236c[formerly9f19e3f712] [formerlya02aeb236c[formerly9f19e3f712] [formerly06a8b51d6d[formerly 64fa9254b946eae7e61bbc3f513b7c3696c4f54f]]] Former-commit-id:06a8b51d6dFormer-commit-id:8e80217e59[formerly3360eb6c5f] Former-commit-id:377dcd10b9
67 lines
2 KiB
Python
Executable file
67 lines
2 KiB
Python
Executable file
#!/usr/bin/env python
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#
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# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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#
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import os, re, sys
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ann = re.compile(r"([ \t]*)@([_a-zA-Z][_a-zA-Z0-9]*)([ \t\n\r]+def[ \t]+)([_a-zA-Z][_a-zA-Z0-9]*)")
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line = re.compile(r"\n([ \t]*)[^ \t\n#]+")
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if len(sys.argv) == 2:
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major, minor = [int(p) for p in sys.argv[1].split(".")]
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elif len(sys.argv) == 1:
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major, minor = sys.version_info[0:2]
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else:
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print "usage: %s [ version ] < input.py > output.py" % sys.argv[0]
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sys.exit(-1)
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if major <= 2 and minor <= 3:
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def process(input):
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output = ""
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pos = 0
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while True:
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m = ann.search(input, pos)
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if m:
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indent, decorator, idef, function = m.groups()
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output += input[pos:m.start()]
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output += "%s#@%s%s%s" % (indent, decorator, idef, function)
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pos = m.end()
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subst = "\n%s%s = %s(%s)\n" % (indent, function, decorator, function)
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npos = pos
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while True:
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n = line.search(input, npos)
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if not n:
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input += subst
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break
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if len(n.group(1)) <= len(indent):
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idx = n.start()
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input = input[:idx] + subst + input[idx:]
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break
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npos = n.end()
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else:
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break
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output += input[pos:]
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return output
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else:
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def process(input):
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return input
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sys.stdout.write(process(sys.stdin.read()))
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