Fix lint warnings

Author: JCGoran

python/fitk/interfaces/coffe_interfaces.py

@@ -575,6 +575,8 @@ def signal(
                         np.full(interp_size_limit, bias.values[-1]),
                     ]
                 )
+        else:
+            raise ValueError(f"Unable to interpolate beyond {interp_size_limit}")
 
         for index, bias in enumerate(self._allowed_biases):
             getattr(cosmo, f"set_{bias.longname}_bias1")(
@@ -630,6 +632,8 @@ def covariance(
                         np.full(interp_size_limit, bias.values[-1]),
                     ]
                 )
+        else:
+            raise ValueError(f"Unable to interpolate beyond {interp_size_limit}")
 
         for index, bias in enumerate(self._allowed_biases):
             getattr(cosmo, f"set_{bias.longname}_bias1")(

python/fitk/tensors.py

@@ -1858,6 +1858,8 @@ def __truediv__(
 
             if other.ndim == self.ndim:
                 values = self.values / reindex_array(other.values, index)
+            else:
+                raise MismatchingSizeError(other.ndim, self.ndim)
         else:
             values = self.values / other
 
@@ -1892,6 +1894,9 @@ def __mul__(
 
             if other.ndim == self.ndim:
                 values = self.values * reindex_array(other.values, index)
+            else:
+                raise MismatchingSizeError(other.ndim, self.ndim)
+
         else:
             values = self.values * other
 

tests/test_derivatives.py

@@ -122,8 +122,8 @@ def signal(
             name, value = arg
             if name == "x":
                 x = value
-
-        return np.array([x])
+                return np.array([x])
+        raise NotImplementedError("Something went wrong")
 
 
 class GaussianDerivative(FisherDerivative):