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list of command line arguments passed as is from argv
 
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
      
     
      
    
       
      
    
       
      
    
       
      
    
       
      
    
      
     
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
      
     
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
      Register callbacks when Scallop detects errors.
Register callbacks when Scallop detects errors. Useful in unit tests.
exception that Scallop throws
 
      
    
       
      
    
      
     
      
    
      
     
      
    
       
      
    
      
     
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
      
     
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
       
      
    
      
Construct a Scallop option reader from command line argument string list