[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

nbconvert/nbconvertapp.py

@@ -347,9 +347,7 @@ def _writer_class_changed(self, change):
         help="""PostProcessor class used to write the
                                     results of the conversion"""
     ).tag(config=True)
-    postprocessor_aliases = {
-        "serve": "nbconvert.postprocessors.serve.ServePostProcessor"
-    }
+    postprocessor_aliases = {"serve": "nbconvert.postprocessors.serve.ServePostProcessor"}
     postprocessor_factory = Type(None, allow_none=True)
 
     @observe("postprocessor_class")
@@ -417,9 +415,7 @@ def init_notebooks(self):
             # Use glob to find matching filenames.  Allow the user to convert
             # notebooks without having to type the extension.
             globbed_files = glob.glob(pattern, recursive=self.recursive_glob)
-            globbed_files.extend(
-                glob.glob(pattern + ".ipynb", recursive=self.recursive_glob)
-            )
+            globbed_files.extend(glob.glob(pattern + ".ipynb", recursive=self.recursive_glob))
             if not globbed_files:
                 self.log.warning("pattern %r matched no files", pattern)
 
@@ -433,10 +429,7 @@ def init_writer(self):
         self._writer_class_changed({"new": self.writer_class})
         if self.writer_factory:
             self.writer = self.writer_factory(parent=self)
-            if (
-                hasattr(self.writer, "build_directory")
-                and self.writer.build_directory != ""
-            ):
+            if hasattr(self.writer, "build_directory") and self.writer.build_directory != "":
                 self.use_output_suffix = False
 
     def init_postprocessor(self):
@@ -513,17 +506,13 @@ def export_single_notebook(self, notebook_filename, resources, input_buffer=None
         """
         try:
             if input_buffer is not None:
-                output, resources = self.exporter.from_file(
-                    input_buffer, resources=resources
-                )
+                output, resources = self.exporter.from_file(input_buffer, resources=resources)
             else:
                 output, resources = self.exporter.from_filename(
                     notebook_filename, resources=resources
                 )
         except ConversionException:
-            self.log.error(
-                "Error while converting '%s'", notebook_filename, exc_info=True
-            )  # noqa: G201
+            self.log.error("Error while converting '%s'", notebook_filename, exc_info=True)  # noqa: G201
             self.exit(1)
 
         return output, resources
@@ -592,9 +581,7 @@ def convert_single_notebook(self, notebook_filename, input_buffer=None):
             argument.
         """
         if input_buffer is None:
-            self.log.info(
-                "Converting notebook %s to %s", notebook_filename, self.export_format
-            )
+            self.log.info("Converting notebook %s to %s", notebook_filename, self.export_format)
         else:
             self.log.info("Converting notebook into %s", self.export_format)
 
@@ -665,9 +652,7 @@ def document_config_options(self):
         preprocessor, postprocessor, and other sections.
         """
         categories = {
-            category: [
-                c for c in self._classes_inc_parents() if category in c.__name__.lower()
-            ]
+            category: [c for c in self._classes_inc_parents() if category in c.__name__.lower()]
             for category in [
                 "app",
                 "exporter",
@@ -677,9 +662,7 @@ def document_config_options(self):
             ]
         }
         accounted_for = {c for category in categories.values() for c in category}
-        categories["other"] = [
-            c for c in self._classes_inc_parents() if c not in accounted_for
-        ]
+        categories["other"] = [c for c in self._classes_inc_parents() if c not in accounted_for]
 
         header = dedent(
             """
@@ -693,9 +676,7 @@ def document_config_options(self):
             sections += header.format(section=category.title())
             if category in ["exporter", "preprocessor", "writer"]:
                 sections += f".. image:: _static/{category}_inheritance.png\n\n"
-            sections += "\n".join(
-                c.class_config_rst_doc() for c in categories[category]
-            )
+            sections += "\n".join(c.class_config_rst_doc() for c in categories[category])
 
         return sections.replace(" : ", r" \: ")