fix all flake8 issues are remove whitespace

.gitattributes

-semicon/_static_version.py export-subst
\ No newline at end of file
+semicon/_static_version.py export-subst

LICENSE

@@ -21,4 +21,3 @@ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-

docker/semicon-latest.yml

@@ -16,4 +16,3 @@ dependencies:
     - pytest-cov
     - pytest-flakes
     - pytest-pep8
-

semicon/__init__.py

-__all__ = []
+import models
+import parameters
+import peierls
 
 from ._version import __version__
 
-__all__.append("__version__")
-
-for module in ["parameters", "models", "peierls"]:
-    exec(f"from . import {module}")
-    __all__.append(module)
-
 
 def test(verbose=True):
     from pytest import main
@@ -19,3 +15,5 @@ def test(verbose=True):
 
 
 test.__test__ = False
+
+__all__ = ["parameters", "models", "peierls", "__version__"]

semicon/kp_models/explicit_foreman.py

@@ -21,9 +21,9 @@ import sympy.physics
 from sympy.physics.quantum import TensorProduct as kr
 
 from .symbols import (
+    E0,
     Ac,
     Delta,
-    E0,
     Ec,
     Ev,
     L,
@@ -80,7 +80,9 @@ def spin_orbit():
 
 def get_foreman():
     # Basis transformation
-    v_n = lambda i, N: sympy.Matrix([1 if i == n else 0 for n in range(N)])
+    v_n = lambda i, N: sympy.Matrix(  # noqa: E731
+        [1 if i == n else 0 for n in range(N)]
+    )
     S, X, Y, Z = [v_n(i, 4) for i in range(4)]
     up, dw = [v_n(i, 2) for i in range(2)]
 
@@ -120,7 +122,7 @@ def get_foreman():
     H4 = sympy.BlockMatrix([[Hcc, Hcv], [Hvc, Hvv]])
     H8 = sympy.Matrix(sympy.BlockDiagMatrix(H4, H4)) + Hs
 
-    dag = lambda x: x.conjugate().transpose()
+    dag = lambda x: x.conjugate().transpose()  # noqa: E731
     U_dag = sympy.Matrix(sympy.BlockMatrix([molenkamp_basis]))
     U = dag(U_dag)
 

semicon/misc.py

@@ -123,7 +123,9 @@ def rotate(expr, R, act_on=momentum, spin_operators=None):
         )
 
     _validate_rotation_matrix(R)
-    rotation_subs = lambda R, v: {cprime: c for (cprime, c) in zip(v, R @ v)}
+    rotation_subs = lambda R, v: {  # noqa: E731
+        cprime: c for (cprime, c) in zip(v, R @ v)
+    }
 
     subs = {}
     for row in np.atleast_2d(act_on):

semicon/models.py

@@ -6,7 +6,6 @@ import os
 import kwant.continuum
 import numpy as np
 import scipy.linalg as la
-
 # from IPython import display
 import sympy
 

semicon/tests/test_models.py

@@ -30,7 +30,7 @@ def isclose(a, b):
 
 @pytest.mark.parametrize(
     "ham_str",
-    ["A_x * k_x**2 + A_y * k_y**2", "A_x * sigma_x * k_x**2 + A_y * sigma_y * k_y**2",],
+    ["A_x * k_x**2 + A_y * k_y**2", "A_x * sigma_x * k_x**2 + A_y * sigma_y * k_y**2"],
 )
 def test_model_creation(ham_str):
     smp = kwant.continuum.sympify(ham_str)
@@ -123,7 +123,7 @@ def test_rotation():
     ham_str = " + ".join(tmp_str.format(s) for s in ["x", "y", "z"])
     sx, sy, sz = sympy.symbols("sigma_x sigma_y sigma_z")
 
-    ham1 = kwant.continuum.sympify(
+    ham1 = kwant.continuum.sympify(  # noqa: E731
         ham_str, locals={"sigma_x": sx, "sigma_y": sy, "sigma_z": sz}
     )
 
@@ -131,7 +131,7 @@ def test_rotation():
 
     S = 0.5 * np.array([sigma_x, sigma_y, sigma_z])
 
-    get_subs = lambda R, v: {cprime: c for (cprime, c) in zip(v, R @ v)}
+    get_subs = lambda R, v: {cprime: c for (cprime, c) in zip(v, R @ v)}  # noqa: E731
     subs = {
         **get_subs(R, sympy.Matrix(kwant.continuum.momentum_operators)),
         **get_subs(R, sympy.Matrix([sx, sy, sz])),

setup.py

@@ -61,7 +61,7 @@ class build_py(cmdclass["build_py"]):
 class develop(setuptools.command.develop.develop):
     def run(self):
         super().run()
-        data = build_cache(".")
+        build_cache(".")
 
 
 cmdclass["build_py"] = build_py