doc converted

@@ -41,7 +41,7 @@ class Token (str) :
         non-mutable object and this __init__ could not assign a str
         content. For more information see:
 
-          http://docs.python.org/reference/datamodel.html#object.__new__
+        http://docs.python.org/reference/datamodel.html#object.__new__
         """
         kind = token[0]
         text = token[1]
@@ -196,10 +196,8 @@ class Tokenizer (object) :
          - skip: a collection of tokens that the tokenizer will
            automatically skip (default to [COMMENT, NL])
          - additional keywords arguments allow to define new tokens,
-           for instance, providing
-              DOLLAR='$'
-           defines a new token called 'DOLLAR' (its kind will be
-           automatically computed)
+           for instance, providing DOLLAR='$' defines a new token
+           called 'DOLLAR' (its kind will be automatically computed)
 
         An instance of Tokenizer has the following attributes:
          - self.opmap: a dict mapping operators token literals to the

@@ -17,13 +17,16 @@ def interleave(inter, f, seq):
             f(x)
 
 class Unparser:
-    """Methods in this class recursively traverse an AST and
-    output source code for the abstract syntax; original formatting
-    is disregarged. """
+    """Methods in this class recursively traverse an AST and output
+    source code for the abstract syntax; original formatting is
+    disregarged.
+    """
 
     def __init__(self, tree, file = sys.stdout):
         """Unparser(tree, file=sys.stdout) -> None.
-         Print the source for tree to file."""
+
+        Print the source for tree to file.
+        """
         self.f = file
         self._indent = 0
         self.dispatch(tree)
@@ -31,7 +34,9 @@ class Unparser:
         self.f.flush()
 
     def fill(self, text = ""):
-        "Indent a piece of text, according to the current indentation level"
+        """Indent a piece of text, according to the current indentation
+        level
+        """
         self.f.write("\n" + "    "*self._indent + text)
 
     def write(self, text):