chore: import upstream snapshot with attribution

docs/conf.py

@@ -0,0 +1,52 @@
+"""
+Mpmath documentation build configuration file.
+
+This file is execfile()d with the current directory set to its
+containing dir.
+
+The contents of this file are pickled, so don't put values in the
+namespace that aren't pickleable (module imports are okay, they're
+removed automatically).
+"""
+
+import mpmath
+
+
+# Add any Sphinx extension module names here, as strings.
+extensions = ['sphinx.ext.autodoc', 'sphinx.ext.mathjax',
+              'sphinx.ext.intersphinx', 'sphinxcontrib.autoprogram',
+              'matplotlib.sphinxext.plot_directive']
+
+# Sphinx will warn about all references where the target cannot be found.
+nitpicky = True
+
+# Project information.
+project = mpmath.__name__
+copyright = '2007-2026, Fredrik Johansson and mpmath developers'
+release = version = mpmath.__version__
+
+# Define how the current time is formatted using time.strftime().
+today_fmt = '%B %d, %Y'
+
+# The "theme" that the HTML output should use.
+html_theme = 'classic'
+
+# Grouping the document tree into LaTeX files. List of tuples
+# (source start file, target name, title, author, document class [howto/manual]).
+latex_documents = [('index', 'mpmath.tex', 'mpmath documentation',
+                    r'Fredrik Johansson \and mpmath contributors', 'manual')]
+
+# The name of default reST role, that is, for text marked up `like this`.
+default_role = 'math'
+
+# Contains mapping the locations and names of other projects that
+# should be linked to in this documentation.
+intersphinx_mapping = {
+    'python': ('https://docs.python.org/3/', None),
+    'sympy': ('https://docs.sympy.org/latest/', None),
+}
+
+plot_include_source = True
+plot_formats = [('png', 96), 'pdf']
+plot_html_show_formats = False
+plot_html_show_source_link = False