from medmem import *

fileName = "./MED_SRC/resources/pointe.med"

mesh = MESH( MED_DRIVER, fileName, "maa1")

fieldName = "fieldnodedouble"
iterationNumber = -1
orderNumber = -1
field = FIELDDOUBLE( MED_DRIVER, fileName, fieldName, iterationNumber, orderNumber, mesh)

txtFile = "/tmp/fieldcelldoublescalar.txt"
asciiDriver = ASCII_FIELDDOUBLE_DRIVER( txtFile, field, ASCENDING, "XYZ" )
field.write( asciiDriver )