bpcells.experimental.DirMatrix.from_vstack# classmethod DirMatrix.from_vstack(mats: List[DirMatrix], out_dir: str) → DirMatrix[source]# Create a DirMatrix by concatenating a list of DirMatrix objects vertically (row wise) Parameters: mats (List[DirMatrix]) – List of input matrices out_dir (str) – Output path for DirMatrix Returns: View of the matrix written to disk Return type: DirMatrix