diff --git a/Lib/compiler/pycodegen.py b/Lib/compiler/pycodegen.py
index 9d9b982..a4c9e5b 100644
--- a/Lib/compiler/pycodegen.py
+++ b/Lib/compiler/pycodegen.py
@@ -1,6 +1,7 @@
 import os
 import marshal
 import stat
+import string
 import struct
 import types
 from cStringIO import StringIO
@@ -44,7 +45,7 @@
         f.write(self.getPycHeader())
         marshal.dump(self.code, f)
 
-    MAGIC = (50811 | (ord('\r')<<16) | (ord('\n')<<24))
+    MAGIC = (50823 | (ord('\r')<<16) | (ord('\n')<<24))
 
     def getPycHeader(self):
         # compile.c uses marshal to write a long directly, with
@@ -420,19 +421,32 @@
 
     def visitImport(self, node):
         self.set_lineno(node)
-        for name in node.names:
+        for name, alias in node.names:
+            self.emit('LOAD_CONST', None)
             self.emit('IMPORT_NAME', name)
-            self.storeName(name)
+            self._resolveDots(name)
+            self.storeName(alias or name)
 
     def visitFrom(self, node):
         self.set_lineno(node)
+        fromlist = map(lambda (name, alias): name, node.names)
+        self.emit('LOAD_CONST', tuple(fromlist))
         self.emit('IMPORT_NAME', node.modname)
-        for name in node.names:
+        for name, alias in node.names:
             if name == '*':
                 self.namespace = 0
             self.emit('IMPORT_FROM', name)
+            self._resolveDots(name)
+            self.storeName(alias or name)
         self.emit('POP_TOP')
 
+    def _resolveDots(self, name):
+        elts = string.split(name, ".")
+        if len(elts) == 1:
+            return
+        for elt in elts[1:]:
+            self.emit('LOAD_ATTR', elt)
+
     def visitGetattr(self, node):
         self.visit(node.expr)
         self.emit('LOAD_ATTR', node.attrname)
@@ -787,12 +801,12 @@
         pass
 
     def visitImport(self, node):
-        for name in node.names:
-            self.names.add(name)
+        for name, alias in node.names:
+            self.names.add(alias or name)
 
     def visitFrom(self, node):
-        for name in node.names:
-            self.names.add(name)
+        for name, alias in node.names:
+            self.names.add(alias or name)
 
     def visitClass(self, node):
         self.names.add(node.name)
diff --git a/Lib/compiler/transformer.py b/Lib/compiler/transformer.py
index 16d1d8b..9562aa6 100644
--- a/Lib/compiler/transformer.py
+++ b/Lib/compiler/transformer.py
@@ -402,19 +402,20 @@
     return n
 
   def import_stmt(self, nodelist):
-    # import: dotted_name (',' dotted_name)* |
-    # from: dotted_name 'import' ('*' | NAME (',' NAME)*)
-    names = [ ]
-    if nodelist[0][1][0] == 'f':
+    # import_stmt: 'import' dotted_as_name (',' dotted_as_name)* |
+    # from: 'from' dotted_name 'import'
+    #                        ('*' | import_as_name (',' import_as_name)*)
+    names = []
+    is_as = 0
+    if nodelist[0][1] == 'from':
       for i in range(3, len(nodelist), 2):
-        # note: nodelist[i] could be (token.STAR, '*') or (token.NAME, name)
-        names.append(nodelist[i][1])
+        names.append(self.com_import_as_name(nodelist[i][1]))
       n = Node('from', self.com_dotted_name(nodelist[1]), names)
       n.lineno = nodelist[0][2]
       return n
 
     for i in range(1, len(nodelist), 2):
-      names.append(self.com_dotted_name(nodelist[i]))
+      names.append(self.com_dotted_as_name(nodelist[i]))
     n = Node('import', names)
     n.lineno = nodelist[0][2]
     return n
@@ -738,6 +739,7 @@
     if node[0] not in _legal_node_types:
       raise error, 'illegal node passed to com_node: %s' % node[0]
 
+#    print "dispatch", self._dispatch[node[0]].__name__, node
     return self._dispatch[node[0]](node[1:])
 
   def com_arglist(self, nodelist):
@@ -814,6 +816,22 @@
         name = name + n[1] + '.'
     return name[:-1]
 
+  def com_dotted_as_name(self, node):
+    dot = self.com_dotted_name(node[1])
+    if len(node) == 2:
+      return dot, None
+    assert node[2][1] == 'as'
+    assert node[3][0] == token.NAME
+    return dot, node[3][1]
+
+  def com_import_as_name(self, node):
+    if node[0] == token.NAME:
+      return node[1], None
+    assert len(node) == 4
+    assert node[2][1] == 'as'
+    assert node[3][0] == token.NAME
+    return node[1][1], node[3][1]
+
   def com_bases(self, node):
     bases = [ ]
     for i in range(1, len(node), 2):
diff --git a/Tools/compiler/compiler/pycodegen.py b/Tools/compiler/compiler/pycodegen.py
index 9d9b982..a4c9e5b 100644
--- a/Tools/compiler/compiler/pycodegen.py
+++ b/Tools/compiler/compiler/pycodegen.py
@@ -1,6 +1,7 @@
 import os
 import marshal
 import stat
+import string
 import struct
 import types
 from cStringIO import StringIO
@@ -44,7 +45,7 @@
         f.write(self.getPycHeader())
         marshal.dump(self.code, f)
 
-    MAGIC = (50811 | (ord('\r')<<16) | (ord('\n')<<24))
+    MAGIC = (50823 | (ord('\r')<<16) | (ord('\n')<<24))
 
     def getPycHeader(self):
         # compile.c uses marshal to write a long directly, with
@@ -420,19 +421,32 @@
 
     def visitImport(self, node):
         self.set_lineno(node)
-        for name in node.names:
+        for name, alias in node.names:
+            self.emit('LOAD_CONST', None)
             self.emit('IMPORT_NAME', name)
-            self.storeName(name)
+            self._resolveDots(name)
+            self.storeName(alias or name)
 
     def visitFrom(self, node):
         self.set_lineno(node)
+        fromlist = map(lambda (name, alias): name, node.names)
+        self.emit('LOAD_CONST', tuple(fromlist))
         self.emit('IMPORT_NAME', node.modname)
-        for name in node.names:
+        for name, alias in node.names:
             if name == '*':
                 self.namespace = 0
             self.emit('IMPORT_FROM', name)
+            self._resolveDots(name)
+            self.storeName(alias or name)
         self.emit('POP_TOP')
 
+    def _resolveDots(self, name):
+        elts = string.split(name, ".")
+        if len(elts) == 1:
+            return
+        for elt in elts[1:]:
+            self.emit('LOAD_ATTR', elt)
+
     def visitGetattr(self, node):
         self.visit(node.expr)
         self.emit('LOAD_ATTR', node.attrname)
@@ -787,12 +801,12 @@
         pass
 
     def visitImport(self, node):
-        for name in node.names:
-            self.names.add(name)
+        for name, alias in node.names:
+            self.names.add(alias or name)
 
     def visitFrom(self, node):
-        for name in node.names:
-            self.names.add(name)
+        for name, alias in node.names:
+            self.names.add(alias or name)
 
     def visitClass(self, node):
         self.names.add(node.name)
diff --git a/Tools/compiler/compiler/transformer.py b/Tools/compiler/compiler/transformer.py
index 16d1d8b..9562aa6 100644
--- a/Tools/compiler/compiler/transformer.py
+++ b/Tools/compiler/compiler/transformer.py
@@ -402,19 +402,20 @@
     return n
 
   def import_stmt(self, nodelist):
-    # import: dotted_name (',' dotted_name)* |
-    # from: dotted_name 'import' ('*' | NAME (',' NAME)*)
-    names = [ ]
-    if nodelist[0][1][0] == 'f':
+    # import_stmt: 'import' dotted_as_name (',' dotted_as_name)* |
+    # from: 'from' dotted_name 'import'
+    #                        ('*' | import_as_name (',' import_as_name)*)
+    names = []
+    is_as = 0
+    if nodelist[0][1] == 'from':
       for i in range(3, len(nodelist), 2):
-        # note: nodelist[i] could be (token.STAR, '*') or (token.NAME, name)
-        names.append(nodelist[i][1])
+        names.append(self.com_import_as_name(nodelist[i][1]))
       n = Node('from', self.com_dotted_name(nodelist[1]), names)
       n.lineno = nodelist[0][2]
       return n
 
     for i in range(1, len(nodelist), 2):
-      names.append(self.com_dotted_name(nodelist[i]))
+      names.append(self.com_dotted_as_name(nodelist[i]))
     n = Node('import', names)
     n.lineno = nodelist[0][2]
     return n
@@ -738,6 +739,7 @@
     if node[0] not in _legal_node_types:
       raise error, 'illegal node passed to com_node: %s' % node[0]
 
+#    print "dispatch", self._dispatch[node[0]].__name__, node
     return self._dispatch[node[0]](node[1:])
 
   def com_arglist(self, nodelist):
@@ -814,6 +816,22 @@
         name = name + n[1] + '.'
     return name[:-1]
 
+  def com_dotted_as_name(self, node):
+    dot = self.com_dotted_name(node[1])
+    if len(node) == 2:
+      return dot, None
+    assert node[2][1] == 'as'
+    assert node[3][0] == token.NAME
+    return dot, node[3][1]
+
+  def com_import_as_name(self, node):
+    if node[0] == token.NAME:
+      return node[1], None
+    assert len(node) == 4
+    assert node[2][1] == 'as'
+    assert node[3][0] == token.NAME
+    return node[1][1], node[3][1]
+
   def com_bases(self, node):
     bases = [ ]
     for i in range(1, len(node), 2):