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【Python】定时运行脚本

作者:步山 / 发布于2014/11/10/ 430


	#coding=utf-8
	import sys
	import os
	import datetime
	import time

	class ArgsDealwith:

	 def arg_environment(self, args):
	 filepath = ('PYTHON_PATH', 'path')
	 for i in filepath:
	 filename = os.environ.get(i,"%s is null." % i)
	 print '%s:' % i,' ', filename

	 def arg_en(self, args):
	 filepath = ('PYTHON_PATH', 'path')
	 for i in filepath:
	 filename = os.environ.get(i,"%s is null." % i)
	 print '%s:' % i, ' ', ' '.join(filename.split(';'))

	 def arg_file(self, args):
	 if not args:
	 print 'Error: file name is null.'
	 else:
	 if len(args) == 1 and args[0].lower() == 'python_path':
	 filename = os.environ.get(args[0], None)
	 if filename:
	 args = filename.split(';')
	 else:
	 print 'Error: "%s" is null' % args[0]
	 exit()

	 for i in args:
	 if os.path.isfile(i):
	 try:
	 execfile(i)
	 except:
	 print 'Error: "%s" run failed.' % i
	 else:
	 print 'Error: Not found "%s" file.' % i

	 def arg_filetime(self, args):
	 if not args:
	 print 'Error: file name is null.'
	 elif len(args) % 2 != 0:
	 print 'Error: args isn't validate'
	 else:
	 fileTimes = [i for i in args if args.index(i) % 2 != 0 ]
	 for i in fileTimes:
	 try:
	 fileTimes[fileTimes.index(i)] = int(i)
	 except Exception:
	 print 'Error: time args isn't validate'
	 exit()
	 if i <= 0:
	 print 'Error: time<=0'
	 exit()

	 minTime = fileTimes[0]
	 for i in fileTimes:
	 if i < minTime:
	 minTime = i

	 strTime = time.strftime('%Y-%m-%d-%H-%M-%S', time.localtime())
	 tupleTime = tuple([int(i) for i in strTime.split('-')])
	 begin = datetime.datetime(tupleTime[0], tupleTime[1], tupleTime[2], tupleTime[3], tupleTime[4], tupleTime[5])

	 fileTimes = [[i, 0] for i in fileTimes]
	 seconds = 0
	 while True:
	 strTime = time.strftime('%Y-%m-%d-%H-%M-%S', time.localtime())
	 tupleTime = tuple([int(i) for i in strTime.split('-')])
	 end = datetime.datetime(tupleTime[0], tupleTime[1],tupleTime[2], tupleTime[3], tupleTime[4], tupleTime[5])

	 time_sub = end - begin
	 seconds = time_sub.seconds
	 begin = end
	 for i in fileTimes:
	 i[1] += seconds

	 for i in fileTimes:
	 if i[1] == 0:
	 self.arg_file( [args[args.index(str(i[0])) - 1] ] )
	 elif i[1] >= i[0]:
	 i[1] %= i[0]
	 self.arg_file( [args[args.index(str(i[0])) - 1] ] )
	 if i[0] - i[1] < minTime:
	 minTime = i[0] - i[1]

	 time.sleep(minTime)

	 def arg_help(self, args):
	 strHelp = "Usage: ps [-options] [args...] where option include:"
	 strHelp += """
	 -? -help print this help message
	 -e -environment print environment path
	 -en print envrionment path per row
	 -f -file:<file> [file2 file3...]
	 execute file(.py)
	 -ft -filetime:<file time> [file2 time2 file3 time3...]
	 execute file(.py) per time,
	 this run not stop,
	 but this command hasn't validate.
	 time(seconds) must is interger and
	 not less than zero"""
	 print strHelp

	def arg_args():
	 args_dic = {'arg_help' : ['-?', '-help'], 'arg_environment' : ['-e', '-environment'],
	 'arg_en' : ['-en'], 'arg_file' : ['-f', '-file'], 'arg_filetime' : ['-ft', 'filetime']}
	 argsCls = ArgsDealwith()
	 if len(sys.argv) <= 1:
	 argsCls.arg_help(sys.argv)
	 else:
	 argsFun = ''
	 for i in sys.argv[1:]:
	 bMath = False
	 for j in args_dic.items():
	 if i in j[1]:
	 argsFun = j[0]
	 bMath = True
	 break
	 if bMath:
	 break
	 if argsFun:
	 try:
	 getattr(argsCls, argsFun)(sys.argv[2:])
	 except Exception, error:
	 print error
	 exit()
	 else:
	 print 'Error: "%s" isn't validate arg.' % ' '.join(sys.argv[1:])
	 del argsCls

	if __name__ == '__main__':
	 arg_args()

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