def test_output_to_tgf_does_not_throw_error(self):
with io.StringIO() as vfile:
pyrtl.input_from_blif(full_adder_blif)
pyrtl.output_to_trivialgraph(vfile)
# the constructor
dummy_wv = pyrtl.WireVector(1, name="blah")
# Also, because of the flexible nature of Python, you can also add custom
# properties to the WireVector.
dummy_wv.my_custom_property_name = "John Clow is great"
dummy_wv.custom_value_028493 = 13
# removing the WireVector from the block to prevent problems with the rest of
# this example
pyrtl.working_block().remove_wirevector(dummy_wv)
# ---- Trivial Graph Format ----
# Finally, there is a handy way to view your hardware creations as a graph.
# The function output_to_trivialgraph will render your hardware a formal that
# you can then open with the free software "yEd"
# (http://en.wikipedia.org/wiki/YEd). There are options under the
# "hierarchical" rendering to draw something that looks quite like a circuit.
pyrtl.working_block().sanity_check()
pyrtl.passes._remove_unused_wires(
pyrtl.working_block()) # so that trivial_graph() will work
print("--- Trivial Graph Format ---")
with io.StringIO() as tgf:
pyrtl.output_to_trivialgraph(tgf)
print(tgf.getvalue())
def test_output_to_tgf_does_not_throw_error(self):
with io.StringIO() as vfile:
pyrtl.input_from_blif(full_adder_blif)
pyrtl.output_to_trivialgraph(vfile)
# So far, each input and output wirevector have been given their own names, but
# normal wirevectors can also be given names by supplying the name argument to
# the constructor
dummy_wv = pyrtl.WireVector(1, name="blah")
# Also, because of the flexible nature of Python, you can also add custom
# properties to the wirevector.
dummy_wv.my_custom_property_name = "John Clow is great"
dummy_wv.custom_value_028493 = 13
# removing the wirevector from the block to prevent problems with the rest of
# this example
pyrtl.working_block().remove_wirevector(dummy_wv)
# ---- Trivial Graph Format
# Finally, there is a handy way to view your hardware creations as a graph. The function
# output_to_trivialgraph will render your hardware a formal that you can then open with the
# free software "yEd" (http://en.wikipedia.org/wiki/YEd). There are options under the
# "heirachical" rendering to draw something looks quite like a circuit.
import io
print("--- Trivial Graph Format ---")
with io.StringIO() as tgf:
pyrtl.output_to_trivialgraph(tgf)
print(tgf.getvalue())
