def tospark(self, sc, axis=<NUM_LIT:0>):
from bolt import array<EOL>return array(self.toarray(), sc, axis=axis)<EOL>
Converts a BoltArrayLocal into a BoltArraySpark

Parameters
----------
sc : SparkContext
    The SparkContext which will be used to create the BoltArraySpark

axis : tuple or int, optional, default=0
    The axis (or axes) across which this array will be parallelized

Returns
-------
BoltArraySpark