Reland "Fix docs for IO readers and strings_convert" (#15872)" (#15941)

This reverts commit 2b031e0.

We got the go ahead to remove the text docs from @taureandyernv.

Authors:
  - Thomas Li (https://github.com/lithomas1)

Approvers:
  - Vyas Ramasubramani (https://github.com/vyasr)

URL: #15941

ci/build_docs.sh

@@ -46,19 +46,13 @@ pushd docs/cudf
 make dirhtml
 mkdir -p "${RAPIDS_DOCS_DIR}/cudf/html"
 mv build/dirhtml/* "${RAPIDS_DOCS_DIR}/cudf/html"
-make text
-mkdir -p "${RAPIDS_DOCS_DIR}/cudf/txt"
-mv build/text/* "${RAPIDS_DOCS_DIR}/cudf/txt"
 popd
 
 rapids-logger "Build dask-cuDF Sphinx docs"
 pushd docs/dask_cudf
 make dirhtml
 mkdir -p "${RAPIDS_DOCS_DIR}/dask-cudf/html"
 mv build/dirhtml/* "${RAPIDS_DOCS_DIR}/dask-cudf/html"
-make text
-mkdir -p "${RAPIDS_DOCS_DIR}/dask-cudf/txt"
-mv build/text/* "${RAPIDS_DOCS_DIR}/dask-cudf/txt"
 popd
 
 rapids-upload-docs

docs/cudf/source/libcudf_docs/api_docs/io_readers.rst

@@ -2,4 +2,4 @@ Io Readers
 ==========
 
 .. doxygengroup:: io_readers
-   :desc-only:
+   :members:

docs/cudf/source/libcudf_docs/api_docs/strings_convert.rst

@@ -2,4 +2,4 @@ Strings Convert
 ===============
 
 .. doxygengroup:: strings_convert
-   :desc-only:
+   :members: