float_range.py

"""
Generator function for creating a range of floating point numbers

Numpy linspace is probably better unless you cannot have imports!!
"""

def frange(start, stop, step, precision=10):
    """ a range generator that accepts floats """
    k = start
    while k < stop:
        yield round(k, precision)
        k += step

if __name__ == "__main__":
    print(list(frange(0.1, 0.9, 0.2)))