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Using Jupyter Notebook in VS Code

Jupyter Notebook is an open-source interactive computing environment that allows you to combine Markdown documents and executable code. VS Code natively supports Jupyter Notebook.

Environment Preparation​

Install Dependencies​

  1. Python Environment: Ensure Python is installed.
  2. Jupyter Package: Execute pip install jupyter in the terminal.
  3. VS Code Extensions: Install the Python and Jupyter extensions.

Select Interpreter​

  1. Press Ctrl+Shift+P to open the Command Palette.
  2. Type "Python: Select Interpreter".
  3. Select your installed Python environment.

Creating and Opening Notebooks​

Create a New Notebook​

Method 1: Using the Command Palette

  1. Press Ctrl+Shift+P.
  2. Type "Create: New Jupyter Notebook".
  3. Press Enter.

Method 2: Creating a file directly

  • Create a file with the .ipynb extension.

Select Kernel​

Click the kernel selector in the top right corner and select the Python kernel.

Running Code Cells​

Common Shortcuts​

ShortcutFunction
Ctrl+EnterRun current cell
Shift+EnterRun current cell and jump to next
Alt+EnterRun current cell and insert new one below

Batch Running​

  • Run All: Run all cells.
  • Run All Above: Run all cells above the current one.
  • Run All Below: Run all cells below the current one.

Cell Operations​

Cell Modes​

ModeCharacteristicsHow to Enter
Command ModeBlue bar on left; execute shortcut commands.Press Esc
Edit ModeGreen bar on left; edit content.Press Enter

Adding Cells​

  • Click the + button between cells.
  • In Command Mode, press A to add above, B to add below.

Deleting Cells​

  • Click the Delete icon in the cell toolbar.
  • In Command Mode, press dd.

Switching Cell Type​

In Command Mode:

  • Press M to switch to Markdown.
  • Press Y to switch to Code.

Variable Explorer​

  1. Run a code cell containing variables.
  2. Click the "Variables" icon in the toolbar.
  3. View all variables in the current session.

Saving and Exporting​

  • Use Ctrl+S to save.
  • Export to Python (.py), HTML, or PDF via the Export button.

Debugging​

Run by Line​

Click "Run by Line" button for step-by-step execution.

Full Debugging​

  1. Set breakpoints by clicking the left margin.
  2. Click "Debug Cell" to start debugging.
  3. Use the Debug toolbar to control execution.

Press Ctrl+F to search. Use the funnel icon to filter search scope.