do not use import *

semicon/kp_models/explicit_foreman.py

@@ -20,7 +20,28 @@ import sympy
 import sympy.physics
 from sympy.physics.quantum import TensorProduct as kr
 
-from .symbols import *
+from .symbols import (
+    Ac,
+    Delta,
+    E0,
+    Ec,
+    Ev,
+    L,
+    M,
+    Nm,
+    Np,
+    P,
+    g0,
+    g1,
+    g2,
+    g3,
+    hbar,
+    kappa,
+    kx,
+    ky,
+    kz,
+    m0,
+)
 
 
 # Helper function definitions

semicon/kp_models/explicit_zeeman.py

 import sympy
 import sympy.physics.matrices
 
-from .symbols import *
+from .symbols import (
+    Bx,
+    By,
+    Bz,
+    Jx,
+    Jy,
+    Jz,
+    Tx,
+    Ty,
+    Tz,
+    g,
+    kappa,
+    mu_b,
+    q,
+    sigma_x,
+    sigma_y,
+    sigma_z,
+)
 
 
 def kill_complex(smp):