.. _sphx_glr_gallery_axes_grid1_demo_colorbar_of_inset_axes.py:


===========================
Demo Colorbar of Inset Axes
===========================





.. image:: /gallery/axes_grid1/images/sphx_glr_demo_colorbar_of_inset_axes_001.png
    :align: center





.. code-block:: python

    import matplotlib.pyplot as plt

    from mpl_toolkits.axes_grid1.inset_locator import inset_axes, zoomed_inset_axes
    from mpl_toolkits.axes_grid1.colorbar import colorbar


    def get_demo_image():
        from matplotlib.cbook import get_sample_data
        import numpy as np
        f = get_sample_data("axes_grid/bivariate_normal.npy", asfileobj=False)
        z = np.load(f)
        # z is a numpy array of 15x15
        return z, (-3, 4, -4, 3)


    fig, ax = plt.subplots(figsize=[5, 4])

    Z, extent = get_demo_image()

    ax.set(aspect=1,
           xlim=(-15, 15),
           ylim=(-20, 5))


    axins = zoomed_inset_axes(ax, 2, loc=2)  # zoom = 6
    im = axins.imshow(Z, extent=extent, interpolation="nearest",
                      origin="lower")

    plt.xticks(visible=False)
    plt.yticks(visible=False)


    # colorbar
    cax = inset_axes(axins,
                     width="5%",  # width = 10% of parent_bbox width
                     height="100%",  # height : 50%
                     loc=3,
                     bbox_to_anchor=(1.05, 0., 1, 1),
                     bbox_transform=axins.transAxes,
                     borderpad=0,
                     )

    colorbar(im, cax=cax)

    plt.show()



.. only :: html

 .. container:: sphx-glr-footer


  .. container:: sphx-glr-download

     :download:`Download Python source code: demo_colorbar_of_inset_axes.py <demo_colorbar_of_inset_axes.py>`



  .. container:: sphx-glr-download

     :download:`Download Jupyter notebook: demo_colorbar_of_inset_axes.ipynb <demo_colorbar_of_inset_axes.ipynb>`


.. only:: html

 .. rst-class:: sphx-glr-signature

    `Gallery generated by Sphinx-Gallery <https://sphinx-gallery.readthedocs.io>`_