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

Author: pre-commit-ci[bot]

src/diffpy/morph/morphapp.py

@@ -411,9 +411,7 @@ def single_morph(parser, opts, pargs, stdout_flag=True, python_wrap=False):
             "Too many arguments. Make sure you only supply FILE1 and FILE2."
         )
     elif not (len(pargs) == 2 or len(pargs) == 6) and python_wrap:
-        parser.error(
-            "Python wrapper error."
-        )
+        parser.error("Python wrapper error.")
 
     # Get the PDFs
     # If we get from python, we may wrap, which has input size 4

src/diffpy/morph/morphpy.py

@@ -42,7 +42,9 @@ def morph(morph_file, target_file, **kwargs):
     )
 
 
-def morphpy(morph_table, target_table, morph_header=None, target_header=None, **kwargs):
+def morphpy(
+    morph_table, target_table, morph_header=None, target_header=None, **kwargs
+):
     """Run diffpy.morph at Python level.
 
     Parameters