Branch issue 8622: Remove python 2.7

pulsar-client-cpp/CMakeLists.txt

@@ -162,18 +162,13 @@ if (BUILD_PYTHON_WRAPPER)
     find_package(PythonLibs REQUIRED)
     MESSAGE(STATUS "PYTHON: " ${PYTHONLIBS_VERSION_STRING})
 
-    if (PYTHONLIBS_VERSION_STRING MATCHES "^3.+$")
-        MESSAGE(STATUS "DETECTED Python 3")
-        string(REPLACE "." ";" PYTHONLIBS_VERSION_NO_LIST ${PYTHONLIBS_VERSION_STRING})
-        list(GET PYTHONLIBS_VERSION_NO_LIST 0 PYTHONLIBS_VERSION_MAJOR)
-        list(GET PYTHONLIBS_VERSION_NO_LIST 1 PYTHONLIBS_VERSION_MINOR)
-        set(BOOST_PYTHON_NAME_POSTFIX ${PYTHONLIBS_VERSION_MAJOR}${PYTHONLIBS_VERSION_MINOR})
-        # For python3 the lib name is boost_python3
-        set(BOOST_PYTHON_NAME_LIST python36;python37;python38;python3;python3-mt;python-py${BOOST_PYTHON_NAME_POSTFIX};python${BOOST_PYTHON_NAME_POSTFIX}-mt;python${BOOST_PYTHON_NAME_POSTFIX})
-    else ()
-        # Regular boost_python
-        set(BOOST_PYTHON_NAME_LIST python;python-mt;python-py27;python27-mt;python27)
-    endif ()
+    MESSAGE(STATUS "DETECTED Python 3")
+    string(REPLACE "." ";" PYTHONLIBS_VERSION_NO_LIST ${PYTHONLIBS_VERSION_STRING})
+    list(GET PYTHONLIBS_VERSION_NO_LIST 0 PYTHONLIBS_VERSION_MAJOR)
+    list(GET PYTHONLIBS_VERSION_NO_LIST 1 PYTHONLIBS_VERSION_MINOR)
+    set(BOOST_PYTHON_NAME_POSTFIX ${PYTHONLIBS_VERSION_MAJOR}${PYTHONLIBS_VERSION_MINOR})
+    # For python3 the lib name is boost_python3
+    set(BOOST_PYTHON_NAME_LIST python36;python37;python38;python3;python3-mt;python-py${BOOST_PYTHON_NAME_POSTFIX};python${BOOST_PYTHON_NAME_POSTFIX}-mt;python${BOOST_PYTHON_NAME_POSTFIX})
 
     foreach (BOOST_PYTHON_NAME IN LISTS BOOST_PYTHON_NAME_LIST)
         find_package(Boost QUIET COMPONENTS ${BOOST_PYTHON_NAME})

pulsar-client-cpp/docker/build-wheels.sh

@@ -27,9 +27,6 @@ ROOT_DIR=$(git rev-parse --show-toplevel)
 cd $ROOT_DIR
 
 PYTHON_VERSIONS=(
-   '2.7 cp27-cp27mu'
-   '2.7 cp27-cp27m'
-   '3.5 cp35-cp35m'
    '3.6 cp36-cp36m'
    '3.7 cp37-cp37m'
    '3.8 cp38-cp38'

pulsar-client-cpp/homebrew/libpulsar.rb

@@ -51,11 +51,7 @@ class Libpulsar < Formula
   def install
     Dir.chdir('pulsar-client-cpp')
 
-    if build.with? "python3"
-        python_include_dir = '/usr/local/Frameworks/Python.framework/Versions/3.7/include/python3.7m'
-    else
-        python_include_dir = '/usr/local/Frameworks/Python.framework/Versions/2.7/include/python2.7/'
-    end
+    python_include_dir = '/usr/local/Frameworks/Python.framework/Versions/3.7/include/python3.7m'
 
     if build.with? "log4cxx"
       system "cmake", ".", "-DBUILD_TESTS=OFF", "-DLINK_STATIC=ON", "-DUSE_LOG4CXX", "-DPYTHON_INCLUDE_DIR=" + python_include_dir

pulsar-client-cpp/python/CMakeLists.txt

@@ -27,7 +27,7 @@ SET(CMAKE_SHARED_LIBRARY_PREFIX )
 SET(CMAKE_SHARED_LIBRARY_SUFFIX .so)
 
 
-if (NOT APPLE AND NOT MSVC)
+if (CMAKE_CXX_FLAGS_PYTHON)
     SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS_PYTHON}")
 endif()
 
@@ -36,8 +36,8 @@ if("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
 endif()
 
 # Newer boost versions don't use the -mt suffix
-if (NOT DEFINED ${Boost_PYTHON27-MT_LIBRARY})
-  set(Boost_PYTHON27-MT_LIBRARY ${Boost_PYTHON27_LIBRARY})
+if (NOT DEFINED ${Boost_PYTHON36-MT_LIBRARY})
+  set(Boost_PYTHON36-MT_LIBRARY ${Boost_PYTHON36_LIBRARY})
 endif()
 
 if (NOT DEFINED ${Boost_PYTHON37-MT_LIBRARY})
@@ -50,13 +50,12 @@ endif()
 
 # Try all possible boost-python variable namings
 set(PYTHON_WRAPPER_LIBS ${Boost_PYTHON_LIBRARY} ${Boost_PYTHON3_LIBRARY}
-                        ${Boost_PYTHON27-MT_LIBRARY} ${Boost_PYTHON37-MT_LIBRARY}
-                        ${Boost_PYTHON34_LIBRARY} ${Boost_PYTHON35_LIBRARY}
+                        ${Boost_PYTHON37-MT_LIBRARY}
                         ${Boost_PYTHON36_LIBRARY} ${Boost_PYTHON38_LIBRARY})
 
 if (APPLE)
     set(PYTHON_WRAPPER_LIBS ${PYTHON_WRAPPER_LIBS}
-                         ${Boost_PYTHON27-MT_LIBRARY_RELEASE}
+                         ${Boost_PYTHON36-MT_LIBRARY_RELEASE}
                          ${Boost_PYTHON37-MT_LIBRARY_RELEASE}
                          ${Boost_PYTHON38-MT_LIBRARY_RELEASE})
 

pulsar-client-cpp/python/pkg/osx/vagrant-build.sh

@@ -35,20 +35,6 @@ cd pulsar/pulsar-client-cpp
 brew link --force boost
 brew link --force protobuf260 || true ## Older images have protobuf 2.6.0 and not linked
 
-# Python 2
-brew unlink python
-brew unlink boost-python3
-brew link --force python@2
-brew link --force boost-python
-
-cmake . -DBUILD_TESTS=OFF \
-		-DLINK_STATIC=ON  \
-		-DPYTHON_LIBRARY=/usr/local/Frameworks/Python.framework/Versions/2.7/lib/libpython2.7.dylib
-make _pulsar -j8
-pushd python
-python2 setup.py bdist_wheel
-popd
-
 #### Python 3
 brew unlink python@2
 brew unlink boost-python

pulsar-functions/scripts/python/generate.sh

@@ -29,8 +29,8 @@ echo "__import__(\'pkg_resources\').declare_namespace(__name__)" > $PF_DIR/pulsa
 sed "s/VERSION/$VERSION/" setup.py.template > $PF_DIR/setup.py
 cp requirements.txt $PF_DIR
 cd $PF_DIR
-/usr/bin/env python2.7 setup.py sdist
-/usr/bin/env python2.7 setup.py bdist_wheel
+/usr/bin/env python setup.py sdist
+/usr/bin/env python setup.py bdist_wheel
 mkdir -p $OUTPUT_DIR
 cp $PF_DIR/dist/pulsarfunction-*-py2-*.whl $OUTPUT_DIR
 cp $PF_DIR/dist/pulsarfunction-*.tar.gz $OUTPUT_DIR

site2/docs/functions-develop.md

@@ -38,7 +38,7 @@ def process(input):
 For complete code, see [here](https://github.com/apache/pulsar/blob/master/pulsar-functions/python-examples/native_exclamation_function.py).
 
 > Note
-> You can write Pulsar Functions in python2 or python3. However, Pulsar only looks for `python` as the interpreter.
+> You can write Pulsar Functions in python3. However, Pulsar only looks for `python` as the interpreter.
 > 
 > If you're running Pulsar Functions on an Ubuntu system that only supports python3, you might fail to
 > start the functions. In this case, you can create a symlink. Your system will fail if

site2/website/versioned_docs/version-2.7.1/functions-develop.md

@@ -39,7 +39,7 @@ def process(input):
 For complete code, see [here](https://github.com/apache/pulsar/blob/master/pulsar-functions/python-examples/native_exclamation_function.py).
 
 > Note
-> You can write Pulsar Functions in python2 or python3. However, Pulsar only looks for `python` as the interpreter.
+> You can write Pulsar Functions in python3. However, Pulsar only looks for `python` as the interpreter.
 > 
 > If you're running Pulsar Functions on an Ubuntu system that only supports python3, you might fail to
 > start the functions. In this case, you can create a symlink. Your system will fail if