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| @@ -22,7 +22,11 @@ __LICENSE__ = """\ · 21 unmodified lines | ||
| 22 | 22 | |
| 23 | 23 | def read_datafile(filename,depth=-1): |
| 24 | 24 | """read list data from a text file (columns of float)""" |
| 25 | − fres = open(filename,'ro') | |
| 25 | + if filename == '--' or filename == '-': | |
| 26 | + import sys | |
| 27 | + fres = sys.stdin | |
| 28 | + else: | |
| 29 | + fres = open(filename,'ro') | |
| 26 | 30 | l = [] |
| 27 | 31 | while 1: |
| 28 | 32 | tmp = fres.readline() |