def load_installed_version(self):
        installed_packages = get_installed_pypackages()
        if self.package in installed_packages:
            self.version = "=={}".format(
                installed_packages[self.package].version)
def get_probabilities(self):
        """!
        @brief Returns 2-dimensional list with belong probability of each object from data to cluster correspondingly,
                where that first index is for cluster and the second is for point.