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, 4 insertions, 5 deletions

diff --git a/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/signature/lib/enum_sig.py b/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/signature/lib/enum_sig.py
index 371b3ca4a..dcbdd657c 100644
--- a/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/signature/lib/enum_sig.py
+++ b/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/signature/lib/enum_sig.py
@@ -147,8 +147,7 @@ class ExactEnumerator(object):
                 if klass == subclass:
                     # this is a side effect of the typing module for Python 2.7
                     # via the "._gorg" property, which we can safely ignore.
-                    print("Warning: {class_name} points to itself via {subclass_name}, skipped!"
-                          .format(**locals()))
+                    print(f"Warning: {class_name} points to itself via {subclass_name}, skipped!")
                     continue
                 ret.update(self.klass(subclass_name, subclass))
                 self.fmt.class_name = class_name
diff --git a/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/signature/lib/tool.py b/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/signature/lib/tool.py
index 24e75e42c..6d72fa5db 100644
--- a/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/signature/lib/tool.py
+++ b/sources/shiboken6/shibokenmodule/files.dir/shibokensupport/signature/lib/tool.py
@@ -106,8 +106,8 @@ def build_brace_pattern(level, separators=""):
     ro, rc, so, sc, co, cc, ao, ac, separators, qu, bs, all = map(
         escape, (ro, rc, so, sc, co, cc, ao, ac, separators, qu, bs, all))
 
-    no_brace_sep_q = r"[^{all}{separators}{qu}{bs}]".format(**locals())
-    no_quote = r"(?: [^{qu}{bs}] | {bs}. )*".format(**locals())
+    no_brace_sep_q = fr"[^{all}{separators}{qu}{bs}]"
+    no_quote = fr"(?: [^{qu}{bs}] | {bs}. )*"
     pattern = dedent(r"""
         (
           (?: {__} {no_brace_sep_q}
@@ -119,7 +119,7 @@ def build_brace_pattern(level, separators=""):
           )+
         )
         """)
-    no_braces_q = "[^{all}{qu}{bs}]*".format(**locals())
+    no_braces_q = f"[^{all}{qu}{bs}]*"
     repeated = dedent(r"""
         {indent}  (?: {__} {no_braces_q}
         {indent}    | {qu} {no_quote} {qu}