[GitHub] felixcheung commented on issue #23730: [SPARK-26822]Upgrade the deprecated module 'optparse'

[GitBox <gi...@apache.org>]

felixcheung commented on issue #23730: [SPARK-26822]Upgrade the deprecated module 'optparse'
URL: https://github.com/apache/spark/pull/23730#issuecomment-460107666
 
 
   ```
   Traceback (most recent call last):
     File "./python/run-tests.py", line 319, in <module>
       main()
     File "./python/run-tests.py", line 227, in main
       opts = parse_opts()
     File "./python/run-tests.py", line 176, in parse_opts
       help="A comma-separated list of Python executables to test against (default: %default)"
     File "/home/anaconda/envs/py3k/lib/python3.4/argparse.py", line 1340, in add_argument
       raise ValueError('%r is not callable' % (type_func,))
   ValueError: 'string' is not callable
   ```

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