def mmwrite(target, a, comment='', field=None, precision=None, symmetry=None):
 MMFile().write(target, a, comment, field, precision, symmetry)

def mmwrite ( target , a , comment = '' , field = None , precision = None , symmetry = None ) : MMFile ( ) . write ( target , a , comment , field , precision , symmetry )
writes the sparse or dense array a to matrix market file-like target .