Remove ":" in program_name of log stream name

[SilentEroder]

Problem

Windows contains ":" in program_name of log stream name.
For example, C:\

log stream name should not have ":" and "*". In regex, [^:*]
So, sys.argv[0] causes an error in Windows.

Solution

Remove all ":" in sys.argv[0]

program_name=sys.argv[0],  # before
program_name=sys.argv[0].replace(":", ""),  # after