def getAllDataPoints():
logger.info('Building a list of all feature data points in file' + Helpers.getAllImagesDataDumpFile())
nl='\r\n'
df=open(Helpers.getAllImagesDataDumpFile(),'w')
df.write('key,val'+nl)
for i in Helpers.getMainDataFileList():
imageData=json.load(open(i))
for k,v in imageData['data'].iteritems():
df.write(k+','+v+nl)
df.close()
def rMinMax():
import SysCall
try:
logger.info('Calling R script to retrieve Min Values across datasest')
out,err,retCode=SysCall.sh(['rscript',Helpers.getR_MinMaxScript(),Helpers.getAllImagesDataDumpFile(),'min',Helpers.getAllImagesMinDataDumpFile(),'>','NUL'])
if retCode <> 0:
logger.error("R script returned error" + err)
except:
logger.exception("Could not run R script")
raise
try:
logger.info('Calling R script to retrieve Max Values across datasest')
out,err,retCode=SysCall.sh(['rscript',Helpers.getR_MinMaxScript(),Helpers.getAllImagesDataDumpFile(),'max',Helpers.getAllImagesMaxDataDumpFile(),'>','NUL'])
if retCode <> 0:
logger.error("R script returned error" + err)
except:
logger.exception("Could not run R script")
raise
