Load environment variables from .env file and global variables

Refs: #10359

• anyOS @IanMatthewHuff
• anyOS @rchiodo

Complexity: 3

Authors: @DonJayamanne

Create Issue

Create Issue

---

Requirements

• Install prerelease jupyter extension into VS Code Insiders (desktop)
• Have a python environment that you can run jupyter from. (https://jupyter.org/install)
• Be familiar with jupyter notebooks
• Use Python 3.6 or later (please ensure you aren’t using Python 2, use python --version to check the version)

Test loading variables from .env file

1. Open a folder in VS Code
2. Add a file named .env
3. Add an environment variable to the file
4. Create an ipynb file in the root directory
5. Run a cell in the ipynb file to print the value of the above env variable

import os
print(os.getenv(<env variable>))

1. Verify the right value is printed
2. Updated the value in the .env file
3. Restart the kernel and verify the new value is printed.

Test loading variables from global env variables

1. Exit VS Code completely
2. Create a global environment variable (on windows use env varaibles editor and unix update ~/.bashrc or the like)
3. Open a folder in VS Code
4. Create an ipynb file in the root directory
5. Run a cell in the ipynb file to print the value of the above env variable

import os
print(os.getenv(<env variable>))

1. Verify the right value is printed
2. Updated the environment variable
3. Exit vscode completely and reload VS Code
4. verify the new value is printed when running a cell again

[rchiodo]

Entered #10940

[DonJayamanne]

@jtele2 please file a separate issue with the results and steps required to repro the issue