Fix string formatting

uranusjr · web-flow · commit 6507734aac0f · 2023-06-29T16:51:11.000+08:00
diff --git a/src/pip/_internal/configuration.py b/src/pip/_internal/configuration.py
@@ -216,10 +216,8 @@ def save(self) -> None:
                     parser.write(f)
             except IOError as error:
                 raise ConfigurationError(
-                    "An error occurred while writing to the configuration file: {0}\n \
-                Error message: {1}".format(
-                        fname, error
-                    )
+                    f"An error occurred while writing to the configuration file "
+                    f"{fname}: {error}"
                 )
 
     #

Original file line number	Diff line number	Diff line change
`@@ -216,10 +216,8 @@ def save(self) -> None:`
`216`	`216`	`parser.write(f)`
`217`	`217`	`except IOError as error:`
`218`	`218`	`raise ConfigurationError(`
`219`		`- "An error occurred while writing to the configuration file: {0}\n \`
`220`		`- Error message: {1}".format(`
`221`		`- fname, error`
`222`		`- )`
	`219`	`+ f"An error occurred while writing to the configuration file "`
	`220`	`+ f"{fname}: {error}"`
`223`	`221`	`)`
`224`	`222`
`225`	`223`	`#`