--- a/numerics/plot.py	Sat Sep 20 18:48:58 2014 -0700
+++ b/numerics/plot.py	Sun Sep 21 11:31:37 2014 -0700
@@ -9,7 +9,7 @@
   plot foo.csv
 
 Generates plots of all columns of foo versus the first column.
-The title is foo.csv unless overridden with ``--title``
+The title is foo.csv unless overridden with ``--title``.
 """
 
 # imports
@@ -19,8 +19,7 @@
 import sys
 
 # module globals
-__all__ = ['main', 'Parser']
-here = os.path.dirname(os.path.realpath(__file__))
+__all__ = ['main', 'PlotParser']
 string = (str, unicode)
 
 def ensure_dir(directory):
@@ -32,8 +31,9 @@
     return directory
 
 
-class Parser(argparse.ArgumentParser):
+class PlotParser(argparse.ArgumentParser):
     """CLI option parser"""
+
     def __init__(self, **kwargs):
         kwargs.setdefault('description', __doc__)
         argparse.ArgumentParser.__init__(self, **kwargs)
@@ -48,13 +48,15 @@
     def validate(self, options):
         """validate options"""
 
+
 def main(args=sys.argv[1:]):
     """CLI"""
 
     # parse command line options
-    parser = Parser()
+    parser = PlotParser()
     options = parser.parse_args(args)
 
+
 if __name__ == '__main__':
     main()