fix test tags

--HG--
extra : amend_source : f77abd8de587ce3644f0bb7c98bd61f78fabf755

tests/run/argerrors.py

 # mode: run
-# tags: kwargs, argument unpacking
+# tag: kwargs, argument unpacking
 
 # This test validates the error handling in the different specialised
 # code paths of the argument unpacking code.  The have-kwargs and

tests/run/argument_unpacking_closure_T736.py

 # mode: run
 # ticket: 736
-# tags: default arguments, closure
+# tag: default arguments, closure
 
 def default_args_for_closure(a=1, b=2):
     """

tests/run/attribute_and_lambda.pyx

 # mode: run
-# tags: lambda, attribute, regression
+# tag: lambda, attribute, regression
 
 class TestClass(object):
     bar = 123

tests/run/duplicate_keyword_in_call.py

 # mode: run
-# tags: kwargs, call
+# tag: kwargs, call
 # ticket: 717
 
 def f(**kwargs):

tests/run/eval.pyx

 # mode: run
-# tags: eval
+# tag: eval
 
 GLOBAL = 123
 

tests/run/exec_noargs.pyx

 # mode: run
-# tags: exec
+# tag: exec
 
 exec "GLOBAL = 1234"
 

tests/run/generator_frame_cycle.py

 # mode: run
-# tags: generator
+# tag: generator
 
 import sys
 

tests/run/genexpr_T715.pyx

 # mode: run
 # ticket: 715
-# tags: genexpr, comprehension
+# tag: genexpr, comprehension
 
 def t715(*items):
     """

tests/run/lambda_T723.pyx

 # mode: run
 # ticket: 723
-# tags: lambda
+# tag: lambda
 
 def t723(a):
     """

tests/run/letnode_T766.pyx

 # mode: run
 # ticket: 766
-# tags: letnode
+# tag: letnode
 
 def test_letnode_range(int n):
     """

tests/run/locals_T732.pyx

 # mode: run
 # ticket: 731
-# tags: locals, vars, dir
+# tag: locals, vars, dir
 
 cimport cython
 

tests/run/py3k_super.pyx

 # mode: run
-# tags: py3k_super
+# tag: py3k_super
 
 class A(object):
     def method(self):

tests/run/reimport.pyx

 # mode: run
-# tags: import
+# tag: import
 
 # reimports at module init time used to be a problem in Py3
 import reimport