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Demo for creating a word cloud based on the Python for VS Code Getting Started Tutorial.

Prerequisites

• Python 3
• VS Code
• Python extension for VS Code

Create a virtual environment

• In this project's directory, create a new virtual environment using Python 3 and activate it.

  On Windows:

  $ py -m venv env
  $ env\Scripts\activate

  On MacOs/Linux:

  $ python3 -m venv env
  $ source env/bin/activate

Install the dependencies

• Install dependencies from requirements.txt:

  (env)$ pip install -r requirements.txt

Run the Flask app

• Open the project folder in VS Code:

  $ code .

• Make sure the Python interpreter selected on the status bar (on the bottom left) matches the one from the environment you created. If not, select it opening the command palette (View > Command Palette...) and running the Python: Select Interpreter command)

• Press F5 to start debugging, or Ctrl + F5 to run without debugging

• Press Ctrl and click on the link that will be displayed on the terminal:

  * Serving Flask app "logo_app.webapp" (lazy loading)
  * Environment: development
  * Debug mode: on
  * Restarting with stat
  * Debugger is active!
  * Debugger PIN: 171-261-395
  * Running on http://127.0.0.1:5000/
  

Configure the application tests

• Open the command palette (Ctrl + Shift + P or Command + Shift + P if you're on MacOS) and run Python: Configure Tests
• From the configuration menu, select pytest and then . (for current folder, where the test file is)
• Run the application test:
  • Click on the test explorer icon on the actiity bar, located on the left and click on the Run All Tests icon, or
  • Open the command palette and run Python: Run All Tests
• Fix the application test:
  • On line 14, replace io.BytesIO with str