Update CI to build manylinux for python 3.9

Author: xadupre

.circleci/config.yml

@@ -2,7 +2,7 @@ version: 2
 jobs:
   build:
     docker:
-      - image: circleci/python:3.9.1
+      - image: circleci/python:3.9.6
 
     working_directory: ~/repo
 
@@ -18,8 +18,8 @@ jobs:
           name: Install pandoc
           command: |
                     sudo apt-get update 
-                    wget https://github.com/jgm/pandoc/releases/download/2.11.3.2/pandoc-2.11.3.2-1-amd64.deb
-                    sudo dpkg -i pandoc-2.11.3.2-1-amd64.deb
+                    wget https://github.com/jgm/pandoc/releases/download/2.14.1/pandoc-2.14.1-1-amd64.deb
+                    sudo dpkg -i pandoc-2.14.1-1-amd64.deb
           
       - run:
           name: Install tex

azure-pipelines.yml

@@ -47,6 +47,14 @@ jobs:
     displayName: 'Build package inplace'
   - script: python -u setup.py unittests
     displayName: 'Runs Unit Tests'
+  - script: |
+      python -m pip install cibuildwheel
+      export CIBW_MANYLINUX_X86_64_IMAGE="manylinux_2_24"
+      export CIBW_BEFORE_BUILD="pip install ."
+      export CIBW_BEFORE_BUILD="pip install pybind11 cython numpy scipy pyquickhelper scikit-learn pandas pandas_streaming"
+      export CIBW_BUILD="cp39-manylinux_x86_64"
+      python -m cibuildwheel --output-dir dist/wheelhouse39 --platform linux
+    displayName: 'Build Package manylinux_x_y'
   - script: |
       python -m pip install cibuildwheel
       export CIBW_MANYLINUX_X86_64_IMAGE="manylinux2014"