Mercurial > hg > config
annotate python/tmpbuffer.py @ 643:a5cd31e0b8e7
allow cognet-specific overrides
author | Jeff Hammel <k0scist@gmail.com> |
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date | Tue, 11 Mar 2014 11:43:46 -0700 (2014-03-11) |
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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4 |
542 | 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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29 |