[PATCH 5/5] python scripts: don't use "==" to compare to None

[Konstantin Kharlamov <Hi-Angel at yandex dot ru>]

Fixes 4 LGTM warnings "Testing for None should use the 'is' operator."

Signed-off-by: Konstantin Kharlamov <Hi-Angel@yandex.ru>
---
 math/gen-tgmath-tests.py | 6 +++---
 nptl/nptl-printers.py    | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/math/gen-tgmath-tests.py b/math/gen-tgmath-tests.py
index 724a437b69..b6b068c6b3 100755
--- a/math/gen-tgmath-tests.py
+++ b/math/gen-tgmath-tests.py
@@ -385,7 +385,7 @@ class Tests(object):
         elif ret == 'g' or 'g' in args:
             # Real and complex.
             have_complex = True
-            if complex_func == None:
+            if complex_func is None:
                 complex_func = 'c%s' % func
         types = [ret] + args
         for t in types:
@@ -396,7 +396,7 @@ class Tests(object):
                 continue
             if t.complex and not have_complex:
                 continue
-            if func == None and not t.complex:
+            if func is None and not t.complex:
                 continue
             if ret == 's' and t.name.startswith('_Float'):
                 continue
@@ -449,7 +449,7 @@ class Tests(object):
             can_comb = Type.can_combine_types(this_args)
             all_conds = [t.condition for t in this_args]
             all_conds.append(can_comb)
-            any_complex = func == None
+            any_complex = func is None
             for t in this_args:
                 if t.complex:
                     any_complex = True
diff --git a/nptl/nptl-printers.py b/nptl/nptl-printers.py
index 493dfa0889..71962b1103 100644
--- a/nptl/nptl-printers.py
+++ b/nptl/nptl-printers.py
@@ -587,7 +587,7 @@ def register(objfile):
     printer.add_printer('pthread_rwlockattr_t', r'^pthread_rwlockattr_t$',
                         RWLockAttributesPrinter)
 
-    if objfile == None:
+    if objfile is None:
         objfile = gdb
 
     gdb.printing.register_pretty_printer(objfile, printer)
-- 
2.21.0