def test_debug_multi_output(): input_dim = 2 num_output_classes = 2 f_input = input_variable(input_dim, np.float32, needs_gradient=True, name='features') p = parameter(shape=(input_dim, ), init=10, name='p') comb = combine([f_input, p]) ins = InStream(['n', 'n', 'n', 'n', 'n']) outs = OutStream() z = times(comb.outputs[0], comb.outputs[1], name='z') z = debug_model(z, ins, outs) l_input = input_variable(num_output_classes, np.float32, name='labels') loss = cross_entropy_with_softmax(z, l_input) eval_error = classification_error(z, l_input) _train(z, loss, eval_error, loss.find_by_name('features'), loss.find_by_name('labels'), num_output_classes, 1) # outs.written contains something like # =================================== forward =================================== # Parameter('p', [], [2]) with uid 'Parameter4' # Input('features', [#, *], [2]) with uid 'Input3' # Times: Output('UserDefinedFunction12_Output_0', [#, *], [2]), Output('UserDefinedFunction15_Output_0', [], [2]) -> Output('z', [#, *], [2 x 2]) with uid 'Times21' # =================================== backward =================================== # Times: Output('UserDefinedFunction12_Output_0', [#, *], [2]), Output('UserDefinedFunction15_Output_0', [], [2]) -> Output('z', [#, *], [2 x 2]) with uid 'Times21' # Input('features', [#, *], [2]) with uid 'Input3' # Parameter('p', [], [2]) with uid 'Parameter4' assert outs.written == out_stuff assert len(outs.written) == 8 v_p = "Parameter('p', " v_i = "Input('features'" v_t = 'Times: ' assert outs.written[0].startswith('=') and 'forward' in outs.written[0] line_1, line_2, line_3 = outs.written[1:4] assert outs.written[4].startswith('=') and 'backward' in outs.written[4] line_5, line_6, line_7 = outs.written[5:8] assert line_5.startswith(v_t) assert line_6.startswith(v_p) and line_7.startswith(v_i) or \ line_6.startswith(v_i) and line_7.startswith(v_p)
def test_debug_multi_output(): input_dim = 2 num_output_classes = 2 f_input = input_variable(input_dim, np.float32, needs_gradient=True, name='features') p = parameter(shape=(input_dim,), init=10, name='p') comb = combine([f_input, p]) ins = InStream(['n', 'n', 'n', 'n', 'n']) outs = OutStream() z = times(comb.outputs[0], comb.outputs[1], name='z') z = debug_model(z, ins, outs) l_input = input_variable(num_output_classes, np.float32, name='labels') loss = cross_entropy_with_softmax(z, l_input) eval_error = classification_error(z, l_input) _train(z, loss, eval_error, loss.find_by_name('features'), loss.find_by_name('labels'), num_output_classes, 1) # outs.written contains something like # =================================== forward =================================== # Parameter('p', [], [2]) with uid 'Parameter4' # Input('features', [#, *], [2]) with uid 'Input3' # Times: Output('UserDefinedFunction12_Output_0', [#, *], [2]), Output('UserDefinedFunction15_Output_0', [], [2]) -> Output('z', [#, *], [2 x 2]) with uid 'Times21' # =================================== backward =================================== # Times: Output('UserDefinedFunction12_Output_0', [#, *], [2]), Output('UserDefinedFunction15_Output_0', [], [2]) -> Output('z', [#, *], [2 x 2]) with uid 'Times21' # Input('features', [#, *], [2]) with uid 'Input3' # Parameter('p', [], [2]) with uid 'Parameter4' assert outs.written == out_stuff assert len(outs.written) == 8 v_p = "Parameter('p', " v_i = "Input('features'" v_t = 'Times: ' assert outs.written[0].startswith('=') and 'forward' in outs.written[0] line_1, line_2, line_3 = outs.written[1:4] assert outs.written[4].startswith('=') and 'backward' in outs.written[4] line_5, line_6, line_7 = outs.written[5:8] assert line_5.startswith(v_t) assert line_6.startswith(v_p) and line_7.startswith(v_i) or \ line_6.startswith(v_i) and line_7.startswith(v_p)