Removed a bunch of unused imports.

src/Error.py

-import traceback, os.path
+import traceback
 
 class Error:
     def __init__(self, message=None):

src/GaussianFilter.py

 from GrayscaleImage import GrayscaleImage
 from scipy.ndimage import convolve1d
-from pylab import ceil, zeros, pi, e, exp, sqrt, array
+from pylab import ceil, zeros, pi, exp, sqrt, array
 
 class GaussianFilter:
 

src/LetterCropper.py

-from copy import deepcopy
 from Rectangle import Rectangle
-from GrayscaleImage import GrayscaleImage
 
 class LetterCropper:
 

src/LicensePlate.py

-from pylab import array, zeros, inv, dot, svd, shape, floor
+from pylab import array, zeros, inv, dot, svd, floor
 from xml.dom.minidom import parse
-from Error import Error
 from Point import Point
 from Character import Character
 from GrayscaleImage import GrayscaleImage
 from NormalizedCharacterImage import NormalizedCharacterImage
 
-'''
-    Creates a license plate object based on an XML file. The image should be
-    placed in a folder 'images' the xml file in a folder 'xml'
+"""
+Creates a license plate object based on an XML file. The image should be
+placed in a folder 'images' the xml file in a folder 'xml'
 
-    TODO: perhaps remove non required XML lookups
-'''
+TODO: perhaps remove non required XML lookups
+"""
 class LicensePlate:
 
     def __init__(self, folder_nr, file_nr):

src/LocalBinaryPatternizer.py

 from Histogram import Histogram
-from numpy import zeros, byte
 from math import ceil
 
 class LocalBinaryPatternizer:

src/LocalBinaryPatternizerTest.py

 from GrayscaleImage import GrayscaleImage
 from LocalBinaryPatternizer import LocalBinaryPatternizer
-from LetterCropper import LetterCropper
-from matplotlib.pyplot import imshow, subplot, show, axis, bar
-from numpy import arange
 
 image = GrayscaleImage("../images/test.png")
 

src/combined_test.py

 from GrayscaleImage import GrayscaleImage
 from NormalizedCharacterImage import NormalizedCharacterImage
-from LetterCropper import LetterCropper
 
 image = GrayscaleImage("../images/test10.png")
 normalized_character_image = NormalizedCharacterImage(image)