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25 lines
489 B
Python
25 lines
489 B
Python
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# Getting command line arguments via sys.arg
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# sr 11/30/2013
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import sys
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def error(msg):
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"""Prints error message, sends it to stderr, and quites the program."""
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sys.exit(msg)
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args = sys.argv[1:] # sys.argv[0] is the name of the python script itself
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try:
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arg1 = int(args[0])
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arg2 = args[1]
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arg3 = args[2]
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print("Everything okay!")
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except ValueError:
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error("First argument must be integer type!")
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except IndexError:
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error("Requires 3 arguments!")
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