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variable update not working due to caches #2

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variable update not working due to caches #2

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16 changes: 13 additions & 3 deletions src/tequila/simulators/simulator_spex.py
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Original file line number Diff line number Diff line change
Expand Up @@ -130,12 +130,17 @@ def initialize_circuit(self, *args, **kwargs):

def create_circuit(self, abstract_circuit=None, variables=None, *args, **kwargs):
"""Compile circuit with caching using MD5 hash"""
print("create circuit")
print(abstract_circuit is None)
if abstract_circuit is None:
print("abort")
abstract_circuit = self.abstract_circuit

new_hash = circuit_hash(abstract_circuit)

print(new_hash)
print(self.cached_circuit_hash)
if (new_hash is not None) and (new_hash == self.cached_circuit_hash):
print("abort")
return self.cached_circuit

circuit = super().create_circuit(abstract_circuit=abstract_circuit, variables=variables, *args, **kwargs)
Expand Down Expand Up @@ -177,8 +182,14 @@ def compress_qubit_indices(self):
term.pauli_map = {qubit_map[old]: op for old, op in term.pauli_map.items()}

self.n_qubits_compressed = len(used_qubits)

def update_variables(self, variables, *args, **kwargs):
self.cached_circuit_hash = None
self.cached_circuit = []
super().update_variables(variables)

def assign_parameter(self, param, variables):
print("assigning ", param, " with ", variables)
if isinstance(param, (int, float, complex)):
return float(param)
if callable(param):
Expand Down Expand Up @@ -263,7 +274,6 @@ def do_simulate(self, variables, initial_state=0, *args, **kwargs) -> QubitWaveF
Returns:
QubitWaveFunction: Sparse state representation
"""

# Initialize state
if isinstance(initial_state, int):
if initial_state == 0:
Expand Down