[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

tests/test_cuquantum_cutensor_backend.py

@@ -1,8 +1,8 @@
 from timeit import default_timer as timer
 
 import config
-import numpy as np
 import cupy as cp
+import numpy as np
 import pytest
 import qibo
 from qibo.models import QFT

tests/test_quimb_backend.py

@@ -1,5 +1,6 @@
 import copy
 import os
+
 import config
 import numpy as np
 import pytest
@@ -8,8 +9,7 @@ from qibo.models import QFT
 
 
 def create_init_state(nqubits):
-    init_state = np.random.random(2**nqubits) + \
-        1j * np.random.random(2**nqubits)
+    init_state = np.random.random(2**nqubits) + 1j * np.random.random(2**nqubits)
     init_state = init_state / np.sqrt((np.abs(init_state) ** 2).sum())
     return init_state
 
@@ -20,10 +20,11 @@ def qibo_qft(nqubits, init_state, swaps):
     return circ_qibo, state_vec
 
 
-@pytest.mark.parametrize("nqubits, tolerance, is_mps",
-                         [(1, 1e-6, True), (2, 1e-6, False), (5, 1e-3, True), (10, 1e-3, False)])
+@pytest.mark.parametrize(
+    "nqubits, tolerance, is_mps",
+    [(1, 1e-6, True), (2, 1e-6, False), (5, 1e-3, True), (10, 1e-3, False)],
+)
 def test_eval(nqubits: int, tolerance: float, is_mps: bool):
-
     """Evaluate circuit with Quimb backend.
 
     Args:
@@ -41,20 +42,18 @@ def test_eval(nqubits: int, tolerance: float, is_mps: bool):
     init_state_tn = copy.deepcopy(init_state)
 
     # Test qibo
-    qibo.set_backend(backend=config.qibo.backend,
-                     platform=config.qibo.platform)
-   
-    qibo_circ, result_sv= qibo_qft(nqubits, init_state, swaps=True)
-    
+    qibo.set_backend(backend=config.qibo.backend, platform=config.qibo.platform)
+
+    qibo_circ, result_sv = qibo_qft(nqubits, init_state, swaps=True)
 
     # Convert to qasm for other backends
     qasm_circ = qibo_circ.to_qasm()
 
     # Test quimb
     result_tn = qibotn.eval_qu.dense_vector_tn_qu(
-            qasm_circ, init_state_tn, is_mps, backend=config.quimb.backend
-        ).flatten()
-   
+        qasm_circ, init_state_tn, is_mps, backend=config.quimb.backend
+    ).flatten()
 
-    assert np.allclose(result_sv, result_tn,
-                       atol=tolerance), "Resulting dense vectors do not match"
+    assert np.allclose(
+        result_sv, result_tn, atol=tolerance
+    ), "Resulting dense vectors do not match"