skpkg: apply black to all files in the project directory

doc/source/conf.py

@@ -62,7 +62,9 @@
 
 # General information about the project.
 project = "diffpy.snmf"
-copyright = "2023-%Y, The Trustees of Columbia University in the City of New York"
+copyright = (
+    "2023-%Y, The Trustees of Columbia University in the City of New York"
+)
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -221,7 +223,13 @@
 # (source start file, target name, title,
 # author, documentclass [howto, manual, or own class]).
 latex_documents = [
-    ("index", "diffpy.snmf.tex", "diffpy.snmf Documentation", ab_authors, "manual"),
+    (
+        "index",
+        "diffpy.snmf.tex",
+        "diffpy.snmf Documentation",
+        ab_authors,
+        "manual",
+    ),
 ]
 
 # The name of an image file (relative to this directory) to place at the top of
@@ -249,7 +257,9 @@
 
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
-man_pages = [("index", "diffpy.snmf", "diffpy.snmf Documentation", ab_authors, 1)]
+man_pages = [
+    ("index", "diffpy.snmf", "diffpy.snmf Documentation", ab_authors, 1)
+]
 
 # If true, show URL addresses after external links.
 # man_show_urls = False

pyproject.toml

@@ -60,25 +60,23 @@ ignore-words = ".codespell/ignore_words.txt"
 skip = "*.cif,*.dat"
 
 [tool.black]
-line-length = 115
+line-length = 79
 include = '\.pyi?$'
 exclude = '''
 /(
     \.git
-  | \.hg
-  | \.mypy_cache
-  | \.tox
-  | \.venv
-  | \.rst
-  | \.txt
-  | _build
-  | buck-out
-  | build
-  | dist
-
-  # The following are specific to Black, you probably don't want those.
-  | blib2to3
-  | tests/data
+| \.hg
+| \.mypy_cache
+| \.tox
+| \.venv
+| \.rst
+| \.txt
+| _build
+| buck-out
+| build
+| dist
+| blib2to3
+| tests/data
 )/
 '''
 

src/diffpy/__init__.py

@@ -15,7 +15,6 @@
 
 """Blank namespace package for module diffpy."""
 
-
 from pkgutil import extend_path
 
 __path__ = extend_path(__path__, __name__)

src/diffpy/snmf/main.py

@@ -18,6 +18,8 @@
 my_model.fit(rho=1e12, eta=610)
 
 print("Done")
-np.savetxt("my_norm_components.txt", my_model.components_, fmt="%.6g", delimiter=" ")
+np.savetxt(
+    "my_norm_components.txt", my_model.components_, fmt="%.6g", delimiter=" "
+)
 np.savetxt("my_norm_weights.txt", my_model.weights_, fmt="%.6g", delimiter=" ")
 np.savetxt("my_norm_stretch.txt", my_model.stretch_, fmt="%.6g", delimiter=" ")

src/diffpy/snmf/plotter.py

@@ -6,7 +6,11 @@ class SNMFPlotter:
     def __init__(self, figsize=(12, 4)):
         plt.ion()
         self.fig, self.axes = plt.subplots(1, 3, figsize=figsize)
-        titles = ["Components", "Weights (rows as series)", "Stretch (rows as series)"]
+        titles = [
+            "Components",
+            "Weights (rows as series)",
+            "Stretch (rows as series)",
+        ]
         for ax, t in zip(self.axes, titles):
             ax.set_title(t)
         self.lines = {"components": [], "weights": [], "stretch": []}