Coordinate Space Axis Conversion Matrix from Blender

axis_conversion.py

# Run this in Blender's Python Console (in Scripting Workspace)

import bpy_extras

# change parameters accordingly
conv_matrix = bpy_extras.io_utils.axis_conversion(from_forward='Y', from_up='Z', to_forward='-Z', to_up='Y')

## conv_matrix:
# Matrix(((1.0, 0.0, 0.0),
#         (0.0, 0.0, 1.0),
#         (0.0, -1.0, 0.0)))