Mercurial > repos > yufei-luo > s_mart

comparison commons/pyRepetUnit/components/AbstractProgramLauncher.py @ 18:94ab73e8a190

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author m-zytnicki
date Mon, 29 Apr 2013 03:20:15 -0400
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17:b0e8584489e6 18:94ab73e8a190
1 #!/usr/bin/env python
2 ##@file
3 # Abstract class to launch a program.
4
5 import getopt
6 import sys
7 import os
8 import pyRepet.launcher.AbstractProgramLauncher
9
10 class AbstractProgramLauncher( pyRepet.launcher.AbstractProgramLauncher.AbstractProgramLauncher ): #( IProgramLauncher )
11
12 def getHelpAsString( self ):
13 """
14 Return the generic help as a string.
15 """
16 string = ""
17 string += "usage: %s.py [options]" % ( type(self).__name__ )
18 string += "\ngeneric options:"
19 string += "\n -h: this help"
20 string += "\n -i: name of the input file (format='%s')" % ( self.getFormatInputFile() )
21 string += "\n -c: clean"
22 string += "\n -v: verbosity level (default=0/1)"
23 return string
24
25 def setAttributesFromCmdLine( self, o, a="" ):
26 """
27 Set a generic attribute from the command-line arguments.
28 """
29 if o == "-h":
30 print self.getHelpAsString()
31 sys.exit(0)
32 elif o == "-i":
33 self.setInputFile( a )
34 elif o == "-c":
35 self.setClean()
36 elif o == "-v":
37 self.setVerbosityLevel( a )
38
39 def checkAttributesFromCmdLine( self ):
40 """
41 Set the attributes from the command-line arguments.
42 """
43 try:
44 opts, args = getopt.getopt( sys.argv[1:], "%s" % (self.getCmdLineOptions()) )
45 except getopt.GetoptError, err:
46 print str(err);
47 print self.getHelpAsString()
48 sys.exit(1)
49 for o, a in opts:
50 self.setAttributesFromCmdLine( o, a )
51
52 def getCmdLineOptions(self):
53 return self._cmdLineGenericOptions
54
55 def check( self ):
56 """
57 Check the generic attributes before running the program.
58 """
59 self._checkProgramName()
60 self.checkInput()
61
62 def checkInput(self):
63 if self.getInputFile() == "":
64 string = "ERROR: missing input file"
65 print string
66 print self.getHelpAsString()
67 sys.exit(1)
68
69 if not os.path.exists(self.getInputFile()):
70 string = "ERROR: input file '%s' doesn't exist" % (self.getInputFile())
71 print string
72 print self.getHelpAsString()
73 sys.exit(1)