Reformat help headers

Author: Sparks29032

src/diffpy/morph/morphapp.py

@@ -167,18 +167,25 @@ def custom_error(self, msg):
         "--smear",
         type="float",
         metavar="SMEAR",
-        help="""Smear the peaks with a Guassian of width SMEAR.
- This is done by convolving the function with a Gaussian with standard
- deviation SMEAR. If both --smear and --smear-pdf are enabled, only
- --smear-pdf will be applied.""",
+        help=(
+            "Smear the peaks with a Gaussian of width SMEAR. "
+            "This is done by convolving the function with a "
+            "Gaussian with standard deviation SMEAR. "
+            "If both --smear and --smear-pdf are enabled, "
+            "only --smear-pdf will be applied."
+        ),
     )
     group.add_option(
         "--smear-pdf",
         type="float",
         metavar="SMEAR",
-        help="""Convert PDF to RDF. Then, smear peaks with a Gaussian of
- width SMEAR. Convert back to PDF. If both --smear and --smear-pdf are
- enabled, only --smear-pdf will be applied.""",
+        help=(
+            "Convert PDF to RDF. "
+            "Then, smear peaks with a Gaussian of width SMEAR. "
+            "Convert back to PDF. "
+            "If both --smear and --smear-pdf are enabled, "
+            "only --smear-pdf will be applied."
+        ),
     )
     group.add_option(
         "--slope",

tests/test_morphio.py

@@ -137,3 +137,6 @@ def ignore_path(line):
                     generated = filter(ignore_path, gf)
                     target = filter(ignore_path, tf)
                     assert all(x == y for x, y in zip(generated, target))
+
+    def test_morphsmear(self, setup, tmp_path):
+        pass