[pypy-svn] pypy fast-forward: Let cmath functions fail with a TypeError for invalid types

[amauryfa]

Author: Amaury Forgeot d'Arc <amauryfa at gmail.com>
Branch: fast-forward
Changeset: r40419:da916178b2a4
Date: 2011-01-04 19:41 +0100
http://bitbucket.org/pypy/pypy/changeset/da916178b2a4/

Log:	Let cmath functions fail with a TypeError for invalid types

diff --git a/lib_pypy/cmath.py b/lib_pypy/cmath.py
--- a/lib_pypy/cmath.py
+++ b/lib_pypy/cmath.py
@@ -25,7 +25,7 @@
     if isinstance(x, complex):
         return x
     if isinstance(x, (str, unicode)):
-        return x          # and let it fail later
+        raise TypeError('float or complex required')
     return complex(x)
 
 def _prodi(x):