doctests must set __doc__ in Py2.3

tests/run/and.pyx

-u"""
+__doc__ = u"""
 >>> a,b = 'a *','b *' # use non-interned strings
 
 >>> and2_assign(2,3) == (2 and 3)

tests/run/bint.pyx

-
-"""
+__doc__ = u"""
 >>> call_test()
 False
 True

tests/run/dictcomp.pyx

-u"""
+__doc__ = u"""
 >>> type(smoketest()) is dict
 True
 

tests/run/funcexceptcypy.pyx

-u"""
+__doc__ = u"""
 >>> import sys
 >>> if not IS_PY3: sys.exc_clear()
 

tests/run/inlinepxd.pyx

-"""
+__doc__ = u"""
 >>> f()
 3
 >>> g()

tests/run/listcomp.pyx

-u"""
+__doc__ = u"""
 >>> smoketest()
 [0, 4, 8]
 >>> typed()

tests/run/nonecheck.pyx

-"""
+__doc__ = u"""
 Tests accessing attributes of extension type variables
 set to None
 

tests/run/or.pyx

-u"""
+__doc__ = u"""
 >>> a,b = 'a *','b *' # use non-interned strings
 
 >>> or2_assign(2,3) == (2 or 3)

tests/run/r_typecast.pyx

-u"""
+__doc__ = u"""
 >>> call_method( ExtType() ).method()
 1
 """

tests/run/set.pyx

-u"""
+__doc__ = u"""
 >>> type(test_set_literal()) is _set
 True
 >>> sorted(test_set_literal())

tests/run/setcomp.pyx

-u"""
+__doc__ = u"""
 >>> type(smoketest()) is not list
 True
 >>> type(smoketest()) is _set

tests/run/ticket_124.pyx

-"""
+__doc__ = u"""
 >>> spam(dict(test=2))
 False
 """

tests/run/tryfinally.pyx

-u"""
+__doc__ = u"""
 >>> try:
 ...     raise ValueError
 ... finally: