cleanin up coding conventions

files/chr2pix

@@ -2,50 +2,60 @@
 import sys
 import scipy.misc
 import numpy as n
-from argparse import ArgumentParser 
+from argparse import ArgumentParser
 
 
 def png2asc(inFile):
-    im=scipy.misc.imread(inFile)
+    im = scipy.misc.imread(inFile)
 
     for r in im:
         for c in r:
             if c>127:
-                char="X"
+                char = "X"
             if c<128:
-                char="."
+                char = "."
             if c==0:
-                char=" "
+                char = " "
             sys.stdout.write(char)
-        sys.stdout.write("\n")    
+        sys.stdout.write("\n")
 
-def asc2png(inFile,outFile):
+def asc2png(inFile, outFile):
     reader = open(inFile,'r')
-    coords=[]
-    max_c=0
+    coords = []
+    max_c = 0
     for r,row in enumerate(reader):
         for c,col in enumerate(row):
-            if col not in (' ','\n'):
-                if col==".":
-                    coords.append((r,c,127))
+            if col not in (' ', '\n'):
+                if col == ".":
+                    coords.append((r, c, 127))
                 else:
-                    coords.append((r,c,255))
-            max_c=max(max_c,c)
-    im=n.zeros( (r,max_c-1), dtype=n.uint8 )
+                    coords.append((r, c, 255))
+            max_c = max(max_c, c)
+    im=n.zeros( (r, max_c-1), dtype = n.uint8 )
     for c in coords:
-        im[c[0],c[1]]=c[2]
-  
+        im[c[0], c[1]] = c[2]
+
     scipy.misc.imsave(outFile, im)
 
+if __name__ == "__main__":
 
-parser=ArgumentParser(description="Convert image to ascii, or ascii to image. If only input is defined, it is assumed as image (PNG).")
-parser.add_argument('input', action="store")
-parser.add_argument('output', action="store", nargs='?')
-opts=parser.parse_args()
+    parser = ArgumentParser(
+      description = "Convert image to ascii, or ascii to image. If only input is defined, it is assumed as image (PNG)."
+    )
+    parser.add_argument(
+        'input',
+        action = "store"
+    )
+    parser.add_argument(
+        'output',
+        action = "store",
+        nargs = '?'
+    )
+    opts = parser.parse_args()
 
-if opts.output==None:
-    png2asc(opts.input)
-else:
-    asc2png(opts.input,opts.output)
+    if opts.output == None:
+        png2asc(opts.input)
+    else:
+        asc2png(opts.input, opts.output)