Run doctest in docs

Author: ricardoV94

.github/workflows/test.yml

@@ -79,7 +79,7 @@ jobs:
         install-jax: [0]
         install-torch: [0]
         part:
-          - "--doctest-modules pytensor --ignore=pytensor/misc/check_duplicate_key.py --ignore=pytensor/link"
+          - "--doctest-modules pytensor doc --ignore=pytensor/misc/check_duplicate_key.py --ignore=pytensor/link"
           - "tests --ignore=tests/tensor --ignore=tests/scan --ignore=tests/sparse"
           - "tests/scan"
           - "tests/sparse"
@@ -98,9 +98,9 @@ jobs:
             part: "tests/tensor/test_math.py"
           - fast-compile: 1
             float32: 1
-          - part: "--doctest-modules pytensor --ignore=pytensor/misc/check_duplicate_key.py --ignore=pytensor/link"
+          - part: "--doctest-modules pytensor doc --ignore=pytensor/misc/check_duplicate_key.py --ignore=pytensor/link"
             float32: 1
-          - part: "--doctest-modules pytensor --ignore=pytensor/misc/check_duplicate_key.py --ignore=pytensor/link"
+          - part: "--doctest-modules pytensor doc --ignore=pytensor/misc/check_duplicate_key.py --ignore=pytensor/link"
             fast-compile: 1
         include:
           - install-numba: 1

pyproject.toml

@@ -118,7 +118,7 @@ tag_prefix = "rel-"
 
 [tool.pytest.ini_options]
 addopts = "--durations=50 --doctest-modules --ignore=pytensor/link --ignore=pytensor/misc/check_duplicate_key.py"
-testpaths = ["pytensor/", "tests/"]
+testpaths = ["pytensor/", "tests/", "doc/"]
 xfail_strict = true
 
 [tool.ruff]