Move TCAP1D NotImplementedError to __init__ so import succeeds

Author: milanofthe

src/pathsim_chem/tritium/tcap.py

@@ -12,15 +12,16 @@
 # BLOCKS ================================================================================
 
 class TCAP1D(ODE):
-    """This block models the Thermal Cycle Absorption Process (TCAP) in 1d. 
+    """This block models the Thermal Cycle Absorption Process (TCAP) in 1d.
 
-    The model uses a 1d finite difference spatial discretization to construct 
+    The model uses a 1d finite difference spatial discretization to construct
     a nonlinear ODE internally as proposed in
 
         https://doi.org/10.1016/j.ijhydene.2023.03.101
 
-
     """
-    raise NotImplementedError("TCAP1D block is currently not impolemented!")
+
+    def __init__(self, *args, **kwargs):
+        raise NotImplementedError("TCAP1D block is not yet implemented")