def find_runtime_path(self, locations=default_runtime_dirs):
        """
        returns True if the runtime can be found
        returns None otherwise
        """
        # An explicit path can not be provided for runtime libraries.
        # (The argument is accepted for compatibility with previous methods.)

        # dlopen() won't tell us where the file is, just whether
        # success occurred, so this returns True instead of a filename
        for prefix in self._runtime_prefixes:
            for suffix in self._runtime_suffixes:
                try:
                    ctypes.CDLL(prefix + self.runtime_name + suffix)
                    return True
                except __HOLE__:
                    pass
dataset/ETHPy150Open PyTables/PyTables/setup.py/Package.find_runtime_path