Bump pyupgrade target to 3.10+

... according to the versions currently supported.

Change-Id: Ia1b0efc641149de8c5e9be9c2379f0b683e68976
Signed-off-by: Takashi Kajinami <kajinamit@oss.nttdata.com>

.pre-commit-config.yaml

@@ -26,4 +26,4 @@ repos:
     rev: v3.20.0
     hooks:
       - id: pyupgrade
-        args: [--py3-only]
+        args: [--py310-plus]

oslo_reports/guru_meditation_report.py

@@ -179,7 +179,7 @@ class GuruMeditation:
                         mtime = stat.st_mtime
                 except OSError:
                     msg = ("Guru Meditation Report cannot read " +
-                           "'{}' file".format(filepath))
+                           f"'{filepath}' file")
                     raise OSError(msg)
                 finally:
                     time.sleep(interval)

oslo_reports/views/text/generic.py

@@ -48,7 +48,7 @@ class BasicKeyValueView:
     def __call__(self, model):
         res = ""
         for key in sorted(model):
-            res += "{key} = {value}\n".format(key=key, value=model[key])
+            res += f"{key} = {model[key]}\n"
 
         return res
 
@@ -173,7 +173,7 @@ class TableView:
         self.column_width = (72 - len(column_names) + 1) // len(column_names)
 
         column_headers = "|".join(
-            "{{ch[{n}]: ^{width}}}".format(n=n, width=self.column_width)
+            f"{{ch[{n}]: ^{self.column_width}}}"
             for n in range(len(column_names))
         )
 
@@ -186,7 +186,7 @@ class TableView:
         self.header_fmt_str = column_headers + "\n" + vert_divider + "\n"
 
         self.row_fmt_str = "|".join(
-            "{{cv[{n}]: ^{width}}}".format(n=n, width=self.column_width)
+            f"{{cv[{n}]: ^{self.column_width}}}"
             for n in range(len(column_values))
         )
 
@@ -196,6 +196,6 @@ class TableView:
             row = [str(raw_row[prop_name])
                    for prop_name in self.column_values]
             # double format is in case we have roundoff error
-            res += '{: <72}\n'.format(self.row_fmt_str.format(cv=row))
+            res += f'{self.row_fmt_str.format(cv=row): <72}\n'
 
         return res

oslo_reports/views/text/threading.py

@@ -75,6 +75,6 @@ class ThreadView:
 
     def __call__(self, model):
         return self.FORMAT_STR.format(
-            thread_str=" Thread #{} ".format(model.thread_id),
+            thread_str=f" Thread #{model.thread_id} ",
             stack_trace=model.stack_trace
         )