rm extra whitespace in python, per PEP8
diff --git a/scons-tools/globtool.py b/scons-tools/globtool.py
index 811140e..ea7db2d 100644
--- a/scons-tools/globtool.py
+++ b/scons-tools/globtool.py
@@ -1,9 +1,9 @@
 import fnmatch
 import os
 
-def generate( env ): 
-   def Glob( env, includes = None, excludes = None, dir = '.' ):
-      """Adds Glob( includes = Split( '*' ), excludes = None, dir = '.')
+def generate(env): 
+   def Glob(env, includes = None, excludes = None, dir = '.'):
+      """Adds Glob(includes = Split('*'), excludes = None, dir = '.')
        helper function to environment.
 
        Glob both the file-system files.
@@ -12,36 +12,36 @@
        excludes: list of file name pattern exluced from the return list.
 
        Example:
-       sources = env.Glob( ("*.cpp", '*.h'), "~*.cpp", "#src" )
+       sources = env.Glob(("*.cpp", '*.h'), "~*.cpp", "#src")
       """
       def filterFilename(path):
-         abs_path = os.path.join( dir, path )
+         abs_path = os.path.join(dir, path)
          if not os.path.isfile(abs_path):
             return 0
          fn = os.path.basename(path)
          match = 0
          for include in includes:
-            if fnmatch.fnmatchcase( fn, include ):
+            if fnmatch.fnmatchcase(fn, include):
                match = 1
                break
          if match == 1 and not excludes is None:
             for exclude in excludes:
-               if fnmatch.fnmatchcase( fn, exclude ):
+               if fnmatch.fnmatchcase(fn, exclude):
                   match = 0
                   break
          return match
       if includes is None:
          includes = ('*',)
-      elif type(includes) in ( type(''), type(u'') ):
+      elif type(includes) in (type(''), type(u'')):
          includes = (includes,)
-      if type(excludes) in ( type(''), type(u'') ):
+      if type(excludes) in (type(''), type(u'')):
          excludes = (excludes,)
       dir = env.Dir(dir).abspath
-      paths = os.listdir( dir )
-      def makeAbsFileNode( path ):
-         return env.File( os.path.join( dir, path ) )
-      nodes = filter( filterFilename, paths )
-      return map( makeAbsFileNode, nodes )
+      paths = os.listdir(dir)
+      def makeAbsFileNode(path):
+         return env.File(os.path.join(dir, path))
+      nodes = filter(filterFilename, paths)
+      return map(makeAbsFileNode, nodes)
 
    from SCons.Script import Environment
    Environment.Glob = Glob