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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def fist() -> Histogram1D: """A simple histogram in the shape of a fist."""

    import numpy as np
    from ..histogram1d import Histogram1D
    widths = [0, 1.2, 0.2, 1, 0.1, 1, 0.1, 0.9, 0.1, 0.8]
    edges = np.cumsum(widths)
    heights = np.asarray([4, 1, 7.5, 6, 7.6, 6, 7.5, 6, 7.2]) + 5
    return Histogram1D(edges, heights, axis_name="Is this a fist?", title="Physt \"logo\"")