reduce doc build time in travis ci

Author: luotao1

doc/templates/conf.py.cn.in

@@ -82,7 +82,7 @@ language = 'zh_CN'
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
-exclude_patterns = ['_build', '**/*_en*', '*_en*']
+exclude_patterns = ['_build', '**/*_en*', '*_en*', 'api/*']
 
 # The reST default role (used for this markup: `text`) to use for all
 # documents.

doc/templates/conf.py.en.in

@@ -82,7 +82,7 @@ language = None
 
 # List of patterns, relative to source directory, that match files and
 # directories to ignore when looking for source files.
-exclude_patterns = ['_build', '**/*_cn*', '*_cn*']
+exclude_patterns = ['_build', '**/*_cn*', '*_cn*', 'api/*']
 
 # The reST default role (used for this markup: `text`) to use for all
 # documents.

paddle/scripts/docker/build.sh

@@ -116,7 +116,7 @@ EOF
             -DWITH_SWIG_PY=ON \
             -DWITH_STYLE_CHECK=OFF
         make -j `nproc` gen_proto_py
-        make -j `nproc` paddle_python
+        make -j `nproc` copy_paddle_pybind
         make -j `nproc` paddle_docs paddle_docs_cn paddle_api_docs
         popd
     fi

paddle/scripts/travis/build_doc.sh

@@ -8,7 +8,7 @@ cd $TRAVIS_BUILD_DIR/build
 # Compile Documentation only.
 cmake .. -DCMAKE_BUILD_TYPE=Debug -DWITH_GPU=OFF -DWITH_MKL=OFF -DWITH_DOC=ON
 make -j `nproc` gen_proto_py
-make -j `nproc` paddle_python
+make -j `nproc` copy_paddle_pybind
 make -j `nproc` paddle_docs paddle_docs_cn paddle_api_docs
 
 # check websites for broken links