examples: fix flake8

devitocodes · Jul 27, 2023 · ff12414 · ff12414
1 parent f83981b
commit ff12414
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Showing 2 changed files with 6 additions and 7 deletions.
diff --git a/examples/seismic/tti/operators.py b/examples/seismic/tti/operators.py
@@ -1,8 +1,7 @@
 from devito import (Eq, Operator, Function, TimeFunction, NODE, Inc, solve,
-                    cos, sin, sqrt, sign)
+                    cos, sin, sqrt)
 from examples.seismic import PointSource, Receiver
 from examples.seismic.acoustic.operators import freesurface
-from devito.symbolics import retrieve_functions, INT
 
 
 def second_order_stencil(model, u, v, H0, Hz, qu, qv, forward=True):
@@ -26,12 +25,12 @@ def second_order_stencil(model, u, v, H0, Hz, qu, qv, forward=True):
     second_stencil = Eq(vnext, stencilr, subdomain=model.grid.subdomains['physdomain'])
 
     stencils = [first_stencil, second_stencil]
-    
+
     # Add free surface
     if model.fs:
-    	stencils.append(freesurface(model, Eq(unext, stencilp)))
-    	stencils.append(freesurface(model, Eq(vnext, stencilr)))
-    
+        stencils.append(freesurface(model, Eq(unext, stencilp)))
+        stencils.append(freesurface(model, Eq(vnext, stencilr)))
+
     return stencils
 
 

diff --git a/examples/seismic/tti/wavesolver.py b/examples/seismic/tti/wavesolver.py
@@ -33,7 +33,7 @@ def __init__(self, model, geometry, space_order=4, kernel='centered',
         self.model._initialize_bcs(bcs="damp")
         self.geometry = geometry
         self.kernel = kernel
-        
+
         if model.fs and kernel == 'staggered':
             warning("Bad arguments in AnisotropicWaveSolver() - " +
                     "if model.fs is True, kernel should be centered. " +