MAINT: Use is None or is not None instead of == None or != None.

dongjoon-hyun · dongjoon-hyun · commit c854818b60d9 · 2016-02-15T17:18:13.000-08:00
diff --git a/numpy/core/code_generators/generate_umath.py b/numpy/core/code_generators/generate_umath.py
@@ -975,7 +975,7 @@ def make_ufuncs(funcdict):
                                                 uf.nin, uf.nout,
                                                 uf.identity,
                                                 name, docstring))
-        if uf.typereso != None:
+        if uf.typereso is not None:
             mlist.append(
                 r"((PyUFuncObject *)f)->type_resolver = &%s;" % uf.typereso)
         mlist.append(r"""PyDict_SetItemString(dictionary, "%s", f);""" % name)
diff --git a/numpy/tests/test_scripts.py b/numpy/tests/test_scripts.py
@@ -49,7 +49,7 @@ def run_command(cmd, check_code=True):
         cmd = ['"{0}"'.format(c) if ' ' in c else c for c in cmd]
     proc = Popen(cmd, stdout=PIPE, stderr=PIPE)
     stdout, stderr = proc.communicate()
-    if proc.poll() == None:
+    if proc.poll() is None:
         proc.terminate()
     if check_code and proc.returncode != 0:
         raise RuntimeError('\n'.join(
