def get_version():
    version = {}
    with open("bqueryd/version.py") as fp:
        exec (fp.read(), version)
    return version
def __init__(self, data, amount_clusters, means=None, variances=None, observer=None, tolerance=0.00001, iterations=100):
        """!
        @brief Initializes Expectation-Maximization algorithm for cluster analysis.