Formatting, refactoring, __repr__

wavinfo/__main__.py

@@ -4,6 +4,7 @@ from . import WavInfoReader
 import sys
 import json
 
+
 def main():
     parser = OptionParser()
 
@@ -28,5 +29,6 @@ def main():
         except Exception as e:
             print(e)
 
+
 if __name__ == "__main__":
     main()