malicious miner

[mkinc]

The run simulation always have from .miner import Miner
ImportError: attempted relative import with no known parent package

Traceback (most recent call last):
File "C:\Users\Misbah Khan\PycharmProjects\PHANTOM1\phantom\network_simulation\run_simulation.py", line 114, in
run_simulation()
File "C:\Users\Misbah Khan\PycharmProjects\PHANTOM1\phantom\network_simulation\run_simulation.py", line 88, in run_simulation
simulation = Simulation(honest_hash_rates=honest_hash_rates,
File "C:\Users\Misbah Khan\PycharmProjects\PHANTOM1\phantom\network_simulation\simulation.py", line 150, in init
self._network = Network(self._propagation_delay_parameter, self._median_speed,
File "C:\Users\Misbah Khan\PycharmProjects\PHANTOM1\phantom\network_simulation\network.py", line 47, in init
self._total_network_dag.add(self._GENESIS_BLOCK)
File "C:\Users\Misbah Khan\PycharmProjects\PHANTOM1\phantom\phantom\phantom.py", line 94, in add
self._G.node[global_id][self._BLOCK_DATA_KEY] = block
AttributeError: 'DiGraph' object has no attribute 'node'. Did you mean: '_node'?