def _concatenate_virtual_arrays ( arrs , cols = None , scaling = None ) : return None if not len ( arrs ) else ConcatenatedArrays ( arrs , cols , scaling = scaling )
concatenate 1d arrays column wise python
Return a virtual concatenate of several NumPy arrays .
def _concatenate_virtual_arrays(arrs, cols=None, scaling=None):
    """Return a virtual concatenate of several NumPy arrays."""
    return None if not len(arrs) else ConcatenatedArrays(arrs, cols,
                                                         scaling=scaling)