Update sorchaargparse.py

src/sorcha_cmdline/sorchaargparse.py

@@ -5,7 +5,13 @@ class SorchaArgparse(argparse.ArgumentParser):
 
     def __init__(self, *argv, **kwargs):
         super().__init__( **kwargs)
-
+
+        #rename prog to remove the "-" since on the user will write sorcha verb
+        # but we sneakily run as sorcha-verb so that's confusing when the 
+        # argparse usage or errors print on the terminal. This replacement
+        # gets around this so all the usage calls match what the user should 
+        # be inputting on the command line 
+        self.prog=self.prog.replace('-', ' ')                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         
 
     def print_usage(self,file=None):
         super().print_usage(file)