ViewVC Help
View File | Revision Log | Show Annotations | Root Listing
root/cvsroot/COMP/CRAB/python/writeCfg.py
Revision: 1.3
Committed: Tue Feb 26 22:21:19 2008 UTC (17 years, 2 months ago) by ewv
Content type: text/x-python
Branch: MAIN
CVS Tags: CRAB_2_2_0_pre4, CRAB_2_2_0_pre2, CRAB_2_1_1, CRAB_2_1_1_pre3, CRAB_2_2_0_pre1, CRAB_2_1_1_pre1
Branch point for: CRAB_2_1_2_br, CRAB_2_1_1_pre2
Changes since 1.2: +118 -56 lines
Log Message:
Python config file, remove reliance on sed

File Contents

# User Rev Content
1 ewv 1.1 #!/usr/bin/env python
2    
3     import sys, getopt, string
4     import imp
5     import os
6 ewv 1.2 import random
7     from random import SystemRandom
8     _inst = SystemRandom()
9 ewv 1.1
10     from ProdCommon.CMSConfigTools.ConfigAPI.CfgInterface import CfgInterface
11     from FWCore.ParameterSet.DictTypes import SortedKeysDict
12     from FWCore.ParameterSet.Modules import Service
13     from FWCore.ParameterSet.Types import *
14 ewv 1.3 from FWCore.ParameterSet.Config import include
15 ewv 1.1
16     import FWCore.ParameterSet.Types as CfgTypes
17     import FWCore.ParameterSet.Modules as CfgModules
18    
19 ewv 1.3 class ConfigException(Exception):
20     def __init__(self, msg):
21     Exception.__init__(self, msg)
22     self._msg = msg
23     return
24    
25     def __str__(self):
26     return self._msg
27 ewv 1.1
28     def main(argv) :
29     """
30     writeCfg
31    
32     - Read in existing, user supplied cfg or pycfg file
33     - Modify job specific parameters based on environment variables
34     - Write out modified cfg or pycfg file
35    
36     required parameters: none
37    
38     optional parameters:
39     --help : help
40     --debug : debug statements
41    
42     """
43    
44     # defaults
45     inputFileNames = None
46 ewv 1.2 firstRun = 0
47     sourceSeed = 0
48     vtxSeed = 0
49     g4Seed = 0
50     mixSeed = 0
51     debug = False
52 ewv 1.1
53     try:
54 ewv 1.3 opts, args = getopt.getopt(argv, "", ["debug", "help"])
55 ewv 1.1 except getopt.GetoptError:
56     print main.__doc__
57     sys.exit(2)
58    
59 ewv 1.3 try:
60     CMSSW = os.environ['CMSSW_VERSION']
61     parts = CMSSW.split('_')
62     CMSSW_major = int(parts[1])
63     CMSSW_minor = int(parts[2])
64     CMSSW_patch = int(parts[3])
65     except KeyError, ValueError:
66     msg = "Your environment doesn't specify the CMSSW version or specifies it incorrectly"
67     raise ConfigException(msg)
68    
69     # Parse command line options
70 ewv 1.1 for opt, arg in opts :
71     if opt == "--help" :
72     print main.__doc__
73     sys.exit()
74     elif opt == "--debug" :
75     debug = True
76    
77     # Parse remaining parameters
78    
79 ewv 1.3 try:
80     fileName = args[0];
81     outFileName = args[1];
82     except IndexError:
83     print main.__doc__
84     sys.exit()
85    
86     # Optional Parameters
87    
88     maxEvents = int(os.environ.get('MaxEvents','0'))
89     skipEvents = int(os.environ.get('SkipEvents','0'))
90     inputFiles = os.environ.get('InputFiles','')
91     firstRun = int(os.environ.get('FirstRun','0'))
92     nJob = int(os.environ.get('NJob','0'))
93     preserveSeeds = os.environ.get('PreserveSeeds','')
94     incrementSeeds = os.environ.get('IncrementSeeds','')
95 ewv 1.1
96 ewv 1.3 # Read Input cfg or python cfg file
97 ewv 1.1
98     if (fileName.endswith('py') or fileName.endswith('pycfg') ):
99     handle = open(fileName, 'r')
100     try: # Nested form for Python < 2.5
101     try:
102     cfo = imp.load_source("pycfg", fileName, handle)
103     except Exception, ex:
104     msg = "Your pycfg file is not valid python: %s" % str(ex)
105     raise "Error: ",msg
106     finally:
107     handle.close()
108     cfg = CfgInterface(cfo.process)
109     else:
110     try:
111     cfo = include(fileName)
112     cfg = CfgInterface(cfo)
113     except Exception, ex:
114     msg = "The cfg file is not valid, %s\n" % str(ex)
115     raise "Error: ",msg
116 ewv 1.3 inModule = cfg.inputSource
117 ewv 1.1
118     # Set parameters for job
119 ewv 1.3 if maxEvents:
120     cfg.maxEvents.setMaxEventsInput(maxEvents)
121 ewv 1.1
122 ewv 1.3 if skipEvents:
123     inModule.setSkipEvents(skipEvents)
124 ewv 1.1
125 ewv 1.3 if inputFiles:
126     inputFiles = inputFiles.replace('\\','')
127     inputFiles = inputFiles.replace('"','')
128     inputFileNames = inputFiles.split(',')
129 ewv 1.1 inModule.setFileNames(*inputFileNames)
130    
131 ewv 1.3 # FUTURE: This function tests the CMSSW version. Can be simplified as we drop support for old versions
132 ewv 1.2 # Pythia parameters
133     if (firstRun):
134     inModule.setFirstRun(firstRun)
135 ewv 1.3
136     incrementSeedList = []
137     preserveSeedList = []
138    
139     if incrementSeeds:
140     incrementSeedList = incrementSeeds.split(',')
141     if preserveSeeds:
142     preserveSeedList = preserveSeeds.split(',')
143    
144     if CMSSW_major < 3: # True for now, should be < 2 when really ready
145     # Treatment for seeds, CMSSW < 2_0_x
146     if cfg.data.services.has_key('RandomNumberGeneratorService'):
147     ranGenerator = cfg.data.services['RandomNumberGeneratorService']
148 ewv 1.2 ranModules = ranGenerator.moduleSeeds
149    
150 ewv 1.3 _MAXINT = 900000000
151    
152     sourceSeed = int(ranGenerator.sourceSeed.value())
153     if 'sourceSeed' in preserveSeedList:
154     pass
155     elif 'sourceSeed' in incrementSeedList:
156     ranGenerator.sourceSeed = CfgTypes.untracked(CfgTypes.uint32(sourceSeed+nJob))
157     else:
158     ranGenerator.sourceSeed = CfgTypes.untracked(CfgTypes.uint32(_inst.randint(1,_MAXINT)))
159    
160     for seed in incrementSeedList:
161     curSeed = getattr(ranGenerator.moduleSeeds,seed,None)
162     if curSeed:
163     curValue = int(curSeed.value())
164     setattr(ranGenerator.moduleSeeds,seed,CfgTypes.untracked(CfgTypes.uint32(curValue+nJob)))
165     preserveSeedList.append(seed)
166    
167     for seed in ranGenerator.moduleSeeds.parameters().keys():
168     if seed not in preserveSeedList:
169     curSeed = getattr(ranGenerator.moduleSeeds,seed,None)
170     if curSeed:
171     curValue = int(curSeed.value())
172     setattr(ranGenerator.moduleSeeds,seed,CfgTypes.untracked(CfgTypes.uint32(_inst.randint(1,_MAXINT))))
173     else:
174     # Treatment for seeds, CMSSW => 2_0_x
175     #from RandomService import RandomSeedService
176    
177    
178     # This code not currently working because randSvc is not part of the actual configuration file
179 ewv 1.2
180 ewv 1.3 # Translate old format to new format first
181     randSvc = RandomSeedService()
182     try:
183     ranGenerator = cfg.data.services['RandomNumberGeneratorService']
184     ranModules = ranGenerator.moduleSeeds
185     for seed in ranGenerator.moduleSeeds.parameters().keys():
186     curSeed = getattr(ranGenerator.moduleSeeds,seed,None)
187     curValue = int(curSeed.value())
188     setattr(randSvc,seed,CfgTypes.PSet())
189     curPSet = getattr(randSvc,seed,None)
190     curPSet.initialSeed = CfgTypes.untracked(CfgTypes.uint32(curValue))
191     del ranGenerator.moduleSeeds # Get rid of seeds in old format
192     # Doesn't work, filter is false randSvc.populate()
193 ewv 1.2
194 ewv 1.3 except:
195     print "Problems converting old seeds to new format"
196 ewv 1.2
197 ewv 1.3 # Write out new config file in one format or the other
198 ewv 1.1
199     outFile = open(outFileName,"w")
200 ewv 1.3 if (outFileName.endswith('py') or outFileName.endswith('pycfg') ):
201     outFile.write("import FWCore.ParameterSet.Config as cms\n")
202     outFile.write(cfo.dumpPython())
203     if (debug):
204     print "writeCfg output:"
205     print "import FWCore.ParameterSet.Config as cms"
206     print cfo.dumpPython()
207     else:
208     outFile.write(str(cfg))
209     if (debug):
210     print "writeCfg output:"
211     print str(cfg)
212 ewv 1.1 outFile.close()
213    
214    
215     if __name__ == '__main__' :
216     exit_status = main(sys.argv[1:])
217     sys.exit(exit_status)
218