INNER CODE UNIT · Python

blended_cmap

stefmolin/Hands-On-Data-Analysis-with-Pandas-2nd-edition · ch_06/color_utils.py:44

def blended_cmap(rgb_color_list):
    """
    Created a colormap blending from one color to the other.

    Parameters:
        - rgb_color_list: A list of colors represented as [R, G, B]
          values in the range [0, 1], like [[0, 0, 0], [1, 1, 1]],
          for black and white, respectively.

    Returns:
        A matplotlib `ListedColormap` object
    """
    if not isinstance(rgb_color_list, list):
        raise ValueError('Colors must be passed as a list.')
    elif len(rgb_color_list) < 2:
        raise ValueError('Must specify at least 2 colors.')
    elif (
        not isinstance(rgb_color_list[0], list)

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