🎨 Format Python code with psf/black (#390)

Co-authored-by: ndem0 <[email protected]>
Co-authored-by: dcoscia <[email protected]>

Author: 3 people

pina/geometry/simplex.py

@@ -240,8 +240,7 @@ def sample(self, n, mode="random", variables="all"):
             if self._sample_surface:
                 sample_pts = self._sample_boundary_randomly(n)
             else:
-                sample_pts = self._sample_interior_randomly(n, variables
-                                                            )
+                sample_pts = self._sample_interior_randomly(n, variables)
 
         else:
             raise NotImplementedError(f"mode={mode} is not implemented.")