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annotate lib/localdisplay.py @ 111:e4a4ee70a514

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switch reasoning from restkit to async cyclone http client Ignore-this: d7b8d0dba6374315a6eba63ca13e7c69
author drewp@bigasterisk.com
date Mon, 02 Sep 2013 20:57:18 -0700
parents ef639d892e77
children 9155e9a605ec
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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81
ef639d892e77 Xorg display number fetcher for use by xidle and dpms
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1 import psutil, os
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2
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3 def setDisplayToLocalX():
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4 """
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5 set DISPLAY env var in this process to the id of the X process on localhost
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6 """
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7 for pid in psutil.get_pid_list():
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8 try:
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9 proc = psutil.Process(pid)
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10 if proc.exe not in ['/usr/bin/Xorg', '/usr/bin/X']:
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11 continue
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12 except (psutil.error.AccessDenied, psutil.error.NoSuchProcess):
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13 continue
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14 display = proc.cmdline[1]
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15 assert display.startswith(':'), display
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16 os.environ['DISPLAY'] = display
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17 break
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18 else:
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19 raise ValueError("didn't find an Xorg process")