Use ANALYSIS_OUTDIR variable for output path via env

ZPeakAnalysis/test/MyZPeak_cfg.py

@@ -12,7 +12,7 @@ process.source = cms.Source("PoolSource",
 
 process.MessageLogger = cms.Service("MessageLogger")
 process.maxEvents = cms.untracked.PSet(
-  input = cms.untracked.int32(10000)
+  input = cms.untracked.int32(1000)
 )
 
 process.analyzeBasicPat = cms.EDAnalyzer("MyZPeakAnalyzer",
@@ -20,8 +20,12 @@ process.analyzeBasicPat = cms.EDAnalyzer("MyZPeakAnalyzer",
   elecSrc = cms.untracked.InputTag("slimmedElectrons"),
 )
 
+import os
+outPath = os.getenv("ANALYSIS_OUTDIR") + "/"
+if not outPath:
+  outPath = "./"
 process.TFileService = cms.Service("TFileService",
-                                   fileName = cms.string('myZPeak.root')
+                                   fileName = cms.string(outPath + 'myZPeak.root')
                                    )
 
 process.p = cms.Path(process.analyzeBasicPat)