replace **locals by f-strings where possible

This change affects mostly only my own sources which were
prepared for the migration to Python 3.6 .

Task-number: PYSIDE-904
Change-Id: I0c2cd59f6f625f51f876099c33005ac70ca39db9
Reviewed-by: Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io>

2 files changed, 13 insertions, 15 deletions

diff --git a/sources/pyside2/tests/registry/existence_test.py b/sources/pyside2/tests/registry/existence_test.py
index b8a42058d..c8185b140 100644
--- a/sources/pyside2/tests/registry/existence_test.py
+++ b/sources/pyside2/tests/registry/existence_test.py
@@ -115,8 +115,7 @@ except NameError as e:
     have_refmodule = False
 dict_name = "sig_dict"
 if have_refmodule and not hasattr(sig_exists, dict_name):
-    print("*** wrong module without '{dict_name}', removed:"
-          .format(**locals()), shortpath)
+    print(f"*** wrong module without '{dict_name}', removed: {shortpath}")
     os.unlink(effectiveRefPath)
     have_refmodule = False
 
@@ -137,9 +136,8 @@ class TestSignaturesExists(unittest.TestCase):
         def multi_signature_msg(key, actual, expect):
             len_act = len(actual) if type(actual) is list else 1
             len_exp = len(expect) if type(expect) is list else 1
-            return ("multi-signature count mismatch for '{key}'. "
-                    "Actual {len_act} {actual} vs. expected {len_exp} {expect}')"
-                    .format(**locals()))
+            return (f"multi-signature count mismatch for '{key}'. "
+                    f"Actual {len_act} {actual} vs. expected {len_exp} {expect}")
 
         for key, value in sig_exists.sig_dict.items():
             name = key.rsplit(".", 1)[-1]
diff --git a/sources/pyside2/tests/registry/init_platform.py b/sources/pyside2/tests/registry/init_platform.py
index 86548d7e5..e4b8d9cc3 100644
--- a/sources/pyside2/tests/registry/init_platform.py
+++ b/sources/pyside2/tests/registry/init_platform.py
@@ -170,16 +170,16 @@ class Formatter(object):
 
     @contextmanager
     def module(self, mod_name):
-        self.print("")
-        self.print("# Module", mod_name)
-        self.print("sig_dict.update({")
+        self.print(f"")
+        self.print(f"# Module {mod_name}")
+        self.print(f"sig_dict.update({{")
         yield
-        self.print('    }}) if "{mod_name}" in sys.modules else None'.format(**locals()))
+        self.print(f'    }}) if "{mod_name}" in sys.modules else None')
 
     @contextmanager
     def klass(self, class_name, class_str):
         self.print()
-        self.print("# class {self.mod_name}.{class_name}:".format(**locals()))
+        self.print(f"# class {self.mod_name}.{class_name}:")
         yield
 
     @contextmanager
@@ -189,15 +189,15 @@ class Formatter(object):
         self.last_level = self.level
         class_name = self.class_name
         if class_name is None:
-            key = viskey = "{self.mod_name}.{func_name}".format(**locals())
+            key = viskey = f"{self.mod_name}.{func_name}"
         else:
-            key = viskey = "{self.mod_name}.{class_name}.{func_name}".format(**locals())
+            key = viskey = f"{self.mod_name}.{class_name}.{func_name}"
         if key.endswith("lY"):
             # Some classes like PySide2.QtGui.QContextMenuEvent have functions
             # globalX and the same with Y. The gerrit robot thinks that this
             # is a badly written "globally". Convince it by hiding this word.
             viskey = viskey[:-1] + '""Y'
-        self.print('    "{viskey}": {signature},'.format(**locals()))
+        self.print(f'    "{viskey}": {signature},')
         yield key
 
 
@@ -223,7 +223,7 @@ def generate_all():
         fmt.print("".join(lines[:license_line + 3]))
         version = sys.version.replace('\n', ' ')
         build = qt_build()
-        fmt.print(dedent('''\
+        fmt.print(dedent(f'''\
             """
             This file contains the simplified signatures for all functions in PySide
             for module '{module}' using
@@ -236,7 +236,7 @@ def generate_all():
             identical for Python 2 and 3. '__div__' is also removed,
             since it exists in Python 2, only.
             """
-            '''.format(**locals())))
+            '''))
         fmt.print("import sys")
         fmt.print("")
         fmt.print("sig_dict = {}")