{Packaging} Remove Python 2 in setup and doc (#12155)

doc/command_guidelines.md

@@ -420,8 +420,7 @@ Virtual Network Rule Arguments
 
 ## Coding Practices
 
-- All code must support Python 2 & 3.
-The CLI supports 2.7, 3.5, 3.6, 3.7 and 3.8
+- All code must support Python 3.5, 3.6, 3.7 and 3.8
 - PRs to Azure/azure-cli and Azure/azure-cli-extensions must pass CI
 - Code must pass style checks with pylint and pep8
 - (*) All commands should have tests

doc/debug/debug_in_vs_code.md

@@ -4,7 +4,7 @@
 
 * Visual Studio Code [Link](http://code.visualstudio.com/)
 * Visual Studio Code Python Extension [Link](https://marketplace.visualstudio.com/items?itemName=donjayamanne.python)
-* Python 2.7 or 3.5
+* Python 3.5+
 * Set up development environment [Link](https://github.com/Azure/azure-cli/blob/master/doc/configuring_your_machine.md)
 
 ## Quick start

doc/extensions/authoring.md

@@ -119,11 +119,11 @@ See [Extension Metadata](metadata.md) for more information.
 
 - When you run `az --version` it will list your normal extensions directory as well as any directories being used to find developer extensions. Developer extensions will appear in the output with a path next to the version number.
 
-### Test your extension on both Python 2 & 3
+### Test your extension on Python 3
 
-- The CLI supports both Python 2 & 3 so verify that your extension does the same.
-- You can create both a Python 2 and 3 virtual environment and run your extension in both.
-- e.g. `virtualenv env27` and `virtualenv -p /usr/local/bin/python3 env`.
+- The CLI supports Python 3.5, 3.6, 3.7, 3.8 so verify that your extension does the same.
+- You can create virtual environments for different versions and run your extension in them.
+- e.g. `python3.6 -m venv env36` and `python3.8 -m venv env38`.
 
 
 :zap: IMPORTANT :zap:

doc/install_linux_prerequisites.md

@@ -5,13 +5,16 @@ Some native Linux packages are required when installing the CLI with:
 - Interactive install script
 - ``pip``
 
+Current supported Python versions are Python 3.5, 3.6, 3.7, 3.8. Azure CLI packages prior to version 2.1.0 support both Python 2.7 and Python 3.
+
 The commands to run to install the dependencies for some common distributions are listed below.
 
 * Ubuntu
   * [12.04 LTS](#ubuntu-1204-lts)
   * [14.04 LTS](#ubuntu-1404-lts-and-bash-on-windows-build-14362)
   * [15.10](#ubuntu-1510)
   * [16.04 LTS](#ubuntu-1604-lts)
+  * [18.04 LTS](#ubuntu-1804-lts)
 * Debian
   * [7](#debian-7)
   * [8](#debian-8)
@@ -25,63 +28,67 @@ The commands to run to install the dependencies for some common distributions ar
 * [CoreOS](#coreos-stable-899150--beta-101010--alpha-101010)
 
 ### Ubuntu 12.04 LTS
-Python 2.7.3 should be already on the machine.
+Python 2.7.3 should be already on the machine. Install Python 3.5+ if needed.
 ```
 sudo apt-get update && sudo apt-get install -y libssl-dev libffi-dev python-dev
 ```
 
 ### Ubuntu 14.04 LTS and BASH on Windows (Build 14362+)
-Python 2.7.6 should be already on the machine.
+Python 2.7.6 should be already on the machine. Install Python 3.5+ if needed.
 ```
 sudo apt-get update && sudo apt-get install -y libssl-dev libffi-dev python-dev
 ```
 
 ### Ubuntu 15.10
-Python 2.7.10 should be already on the machine.
+Python 2.7.10 should be already on the machine. Install Python 3.5+ if needed.
 ```
 sudo apt-get update && sudo apt-get install -y libssl-dev libffi-dev python-dev build-essential
 ```
 
 ### Ubuntu 16.04 LTS
-Python 2.7.11 should be already on the machine.
+```
+sudo apt-get update && sudo apt-get install -y libssl-dev libffi-dev python-dev build-essential
+```
+
+### Ubuntu 18.04 LTS
 ```
 sudo apt-get update && sudo apt-get install -y libssl-dev libffi-dev python-dev build-essential
 ```
 
 ### Debian 7
-Python 2.7.3 should be already on the machine.
+Python 2.7.3 should be already on the machine. Install Python 3.5+ if needed.
 ```
 sudo apt-get update && sudo apt-get install -y libssl-dev libffi-dev python-dev
 ```
 
 ### Debian 8
-Python 2.7.9 should be already on the machine.
+Python 2.7.9 should be already on the machine. Install Python 3.5+ if needed.
 ```
 sudo apt-get update && sudo apt-get install -y libssl-dev libffi-dev python-dev build-essential
 ```
 
 ### CentOS 6.5 / 6.6 / 6.7
 
-Not supported with the default version of Python (2.6.6) on the machine.
+Not supported with the default version of Python (2.6.6) on the machine. Install Python 3.5+ if needed.
 
 ### CentOS 7.1 / 7.2
-Python 2.7.5 should be already on the machine.
+Python 2.7.5 should be already on the machine. Install Python 3.5+ if needed.
 ```
 sudo yum check-update; sudo yum install -y gcc libffi-devel python-devel openssl-devel
 ```
 
 ### RedHat RHEL 6.7
 
-Not supported with the default version of Python (2.6.6) on the machine.
+Not supported with the default version of Python (2.6.6) on the machine. Install Python 3.5+ if needed.
 
 ### RedHat RHEL 7.2
-Python 2.7.5 should be already on the machine.
+Python 2.7.5 should be already on the machine. Install Python 3.5+ if needed.
 ```
 sudo yum check-update; sudo yum install -y gcc libffi-devel python-devel openssl-devel
 ```
 
 ### SUSE OpenSUSE 13.2
-Python 2.7.8 should be already on the machine.
+Python 2.7.8 should be already on the machine. Install Python 3.5+ if needed.
 ```
 sudo zypper refresh && sudo zypper --non-interactive install gcc libffi-devel python-devel openssl-devel
 ```

src/azure-cli-core/setup.py

@@ -42,8 +42,6 @@
     'Intended Audience :: Developers',
     'Intended Audience :: System Administrators',
     'Programming Language :: Python',
-    'Programming Language :: Python :: 2',
-    'Programming Language :: Python :: 2.7',
     'Programming Language :: Python :: 3',
     'Programming Language :: Python :: 3.5',
     'Programming Language :: Python :: 3.6',

src/azure-cli-nspkg/setup.py

@@ -15,8 +15,6 @@
     'Intended Audience :: Developers',
     'Intended Audience :: System Administrators',
     'Programming Language :: Python',
-    'Programming Language :: Python :: 2',
-    'Programming Language :: Python :: 2.7',
     'Programming Language :: Python :: 3',
     'Programming Language :: Python :: 3.5',
     'Programming Language :: Python :: 3.6',

src/azure-cli-telemetry/setup.py

@@ -23,8 +23,6 @@
     'Intended Audience :: Developers',
     'Intended Audience :: System Administrators',
     'Programming Language :: Python',
-    'Programming Language :: Python :: 2',
-    'Programming Language :: Python :: 2.7',
     'Programming Language :: Python :: 3',
     'Programming Language :: Python :: 3.5',
     'Programming Language :: Python :: 3.6',

src/azure-cli-testsdk/setup.py

@@ -20,8 +20,6 @@
     'Development Status :: 3 - Alpha',
     'Intended Audience :: Developers',
     'Programming Language :: Python',
-    'Programming Language :: Python :: 2',
-    'Programming Language :: Python :: 2.7',
     'Programming Language :: Python :: 3',
     'Programming Language :: Python :: 3.5',
     'Programming Language :: Python :: 3.6',