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import conduit
import conduit.blueprint
import ascent
import numpy as np


mesh = conduit.Node()
conduit.blueprint.mesh.examples.braid("hexs",
                                      25,
                                      25,
                                      25,
                                      mesh)

# Use Ascent to export our mesh to blueprint flavored hdf5 files
a = ascent.Ascent()
a.open()

# publish mesh to ascent
a.publish(mesh);

# setup actions
actions = conduit.Node()
add_act = actions.append()
add_act["action"] = "add_extracts"

# add a relay extract that will write mesh data to 
# blueprint hdf5 files
extracts = add_act["extracts"]
extracts["e1/type"] = "relay"
extracts["e1/params/path"] = "out_export_braid_all_fields"
extracts["e1/params/protocol"] = "blueprint/mesh/hdf5"

# print our full actions tree
print(actions.to_yaml())

# execute the actions
a.execute(actions);

# close ascent
a.close()