Bump docs requirements.

Author: Julian

docs/requirements.txt

@@ -2,7 +2,7 @@
 # This file is autogenerated by pip-compile with Python 3.11
 # by the following command:
 #
-#    pip-compile --config=pyproject.toml --resolver=backtracking docs/requirements.in
+#    pip-compile --config=pyproject.toml docs/requirements.in
 #
 alabaster==0.7.13
     # via sphinx
@@ -38,7 +38,7 @@ markupsafe==2.1.3
     # via jinja2
 matplotlib==3.7.2
     # via sphinxext-opengraph
-numpy==1.25.1
+numpy==1.25.2
     # via
     #   contourpy
     #   matplotlib
@@ -66,7 +66,7 @@ snowballstemmer==2.2.0
     # via sphinx
 soupsieve==2.4.1
     # via beautifulsoup4
-sphinx==7.1.1
+sphinx==7.1.2
     # via
     #   -r docs/requirements.in
     #   furo

noxfile.py

@@ -74,15 +74,16 @@ def docs(session, builder):
         argv = ["-n", "-T", "-W"]
         if builder != "spelling":
             argv += ["-q"]
+        posargs = session.posargs or [tmpdir / builder]
         session.run(
             "python",
             "-m",
             "sphinx",
             "-b",
             builder,
             DOCS,
-            tmpdir / builder,
             *argv,
+            *posargs,
         )
 
 
@@ -94,3 +95,16 @@ def docs_style(session):
         "pygments-github-lexers",
     )
     session.run("python", "-m", "doc8", "--config", PYPROJECT, DOCS)
+
+
+@session(default=False)
+def requirements(session):
+    session.install("pip-tools")
+    for each in [DOCS / "requirements.in"]:
+        session.run(
+            "pip-compile",
+            "--resolver",
+            "backtracking",
+            "-U",
+            each.relative_to(ROOT),
+        )