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annotate python/tmpbuffer.py @ 767:35f8751c0930

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it is very annoying to have ones overrides overridden; see also http://stackoverflow.com/questions/25381304/why-type-cd-on-mac-os-states-that-cd-is-a-function
author Jeff Hammel <k0scist@gmail.com>
date Thu, 28 Jan 2016 14:02:17 -0800
parents e07b99607d27
children b8510769d001
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1 #!/usr/bin/env python
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2
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3 # from http://k0s.org/hg/bitsyblog/file/5c04cf601aba/bitsyblog/blogme.py
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5 import optparse
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6 import os
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7 import subprocess
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8 import tempfile
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9
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10 def tmpbuffer(editor=None):
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11 """open an editor and retreive the resulting editted buffer"""
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12
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13 if not editor:
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14 editor = os.environ.get('EDITOR')
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15 if not editor:
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16 raise Exception("tmpbuffer: editor not supplied and EDITOR not defined")
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17 tmpfile = tempfile.mktemp(suffix='.txt')
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18 cmdline = editor.split() # XXX shlex would be more powerful
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19 cmdline.append(tmpfile)
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20 edit = subprocess.call(cmdline)
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21 buffer = file(tmpfile).read().strip()
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22 os.remove(tmpfile)
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23 return buffer
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24
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25 if __name__ == '__main__':
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26 # purely for testing/illustration purposes
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27 contents = tmpbuffer()
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28 print contents
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