Das deutsche Python-Forum

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import subprocess as sp

def win_getprocessinfo(imagename=None):
	"""
	Return a list with information about running process(es).
	
	imagename   filter results by process name as string or None
	
	The returned list is empty if there are no matching processes,
	otherwise it contains dict(s) with the actual process information.
	
	"""
	processinfo = []
	args = ['tasklist', '/FO', 'csv', '/NH']
	if imagename:
		args.extend(['/FI', 'IMAGENAME eq ' + imagename])
	tasklist = sp.Popen(args, stdout=sp.PIPE)
	for line in tasklist.communicate()[0].splitlines():
		fields = line.strip('"').split('","')
		if not imagename or fields[0].lower() == imagename.lower():
			processinfo.append({'imagename': fields[0], 
								'pid': int(fields[1]),
								'session_name': fields[2],
								'session_no': int(fields[3]),
								'memory_kb': int(fields[4].replace(',', '').replace('.', '')[:-2])})
	return processinfo

if __name__ == '__main__':
	from pprint import pprint
	import os
	import sys
	
	if len(sys.argv) > 1:
		for argv in sys.argv[1:]:
			pprint(win_getprocessinfo(argv))
	else:
		pprint(win_getprocessinfo(os.path.basename(sys.executable)))

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>>> from pprint import pprint
>>> pprint(win_getprocessinfo('python.exe'))
[{'imagename': 'python.exe',
  'memory_kb': 7108,
  'pid': 4684,
  'session_name': 'Console',
  'session_no': 1}]

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Processname = "Pythonwin.exe"
Arguments = ['tasklist', '/FO', 'csv', '/NH'].extend(['/FI', 'IMAGENAME eq ' + Processname])
Processinfo = subprocess.Popen(Arguments, stdout=subprocess.PIPE)

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subprocess.Popen(['tasklist', '/FO', 'csv', '/NH', '/FI', 'IMAGENAME eq Pythonwin.exe'], stdout=subprocess.PIPE)