a few more doc string fixes in cboo

jdh2358 · jdh2358 · commit a47b18bd3407 · 2008-05-17T21:30:23.000Z
svn path=/branches/v0_91_maint/; revision=5179
diff --git a/lib/matplotlib/cbook.py b/lib/matplotlib/cbook.py
@@ -202,21 +202,25 @@ def unique(x):
    return dict([ (val, 1) for val in x]).keys()
 
 def iterable(obj):
+    'return true if obj is iterable'
     try: len(obj)
     except: return 0
     return 1
 
 
 def is_string_like(obj):
+    'return true if obj looks like a string'
     if hasattr(obj, 'shape'): return 0
     try: obj + ''
     except (TypeError, ValueError): return 0
     return 1
 
 def is_writable_file_like(obj):
+    'return true if obj looks like a file object'
     return hasattr(obj, 'write') and callable(obj.write)
 
 def is_scalar(obj):
+    'return true if ob is not string like and is not iterable'
     return is_string_like(obj) or not iterable(obj)
 
 def is_numlike(obj):
