Issue 4123 fix: SEI + Composite Integrations and lithium plating func…

…tions updated (#4153)

* #4123 fix

* Updated plating.py with same bug fix from issue 4123

* Bug fix combined to one line

* style: pre-commit fixes

---------

Co-authored-by: Caitlin Parke <cat@Caitlins-MacBook-Pro.local>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

pybamm/models/submodels/interface/lithium_plating/plating.py

@@ -83,7 +83,9 @@ def get_coupled_variables(self, variables):
         alpha_stripping = phase_param.alpha_stripping
         alpha_plating = phase_param.alpha_plating
 
-        lithium_plating_option = getattr(self.options, domain)["lithium plating"]
+        lithium_plating_option = getattr(getattr(self.options, domain), self.phase)[
+            "lithium plating"
+        ]
         if lithium_plating_option in ["reversible", "partially reversible"]:
             j_stripping = j0_stripping * pybamm.exp(
                 F_RT * alpha_stripping * eta_stripping
@@ -132,7 +134,9 @@ def set_rhs(self, variables):
             ]
             L_sei = variables[f"{Domain} total {phase_name}SEI thickness [m]"]
 
-        lithium_plating_option = getattr(self.options, domain)["lithium plating"]
+        lithium_plating_option = getattr(getattr(self.options, domain), self.phase)[
+            "lithium plating"
+        ]
         if lithium_plating_option == "reversible":
             # In the reversible plating model, there is no dead lithium
             dc_plated_Li = -a_j_stripping / self.param.F

pybamm/models/submodels/interface/sei/sei_growth.py

@@ -71,7 +71,7 @@ def get_fundamental_variables(self):
 
         L_inner, L_outer = Ls
 
-        SEI_option = getattr(self.options, domain)["SEI"]
+        SEI_option = getattr(getattr(self.options, domain), self.phase)["SEI"]
         if SEI_option.startswith("ec reaction limited"):
             L_inner = 0 * L_inner  # Set L_inner to zero, copying domains
 
@@ -83,7 +83,7 @@ def get_coupled_variables(self, variables):
         param = self.param
         phase_param = self.phase_param
         domain, Domain = self.domain_Domain
-        SEI_option = getattr(self.options, domain)["SEI"]
+        SEI_option = getattr(getattr(self.options, domain), self.phase)["SEI"]
         T = variables[f"{Domain} electrode temperature [K]"]
         # delta_phi = phi_s - phi_e
         if self.reaction_loc == "interface":
@@ -256,7 +256,7 @@ def set_rhs(self, variables):
         )
 
         # we have to add the spreading rate to account for cracking
-        SEI_option = getattr(self.options, domain)["SEI"]
+        SEI_option = getattr(getattr(self.options, domain), self.phase)["SEI"]
         if SEI_option.startswith("ec reaction limited"):
             self.rhs = {L_outer: -dLdt_SEI_outer + spreading_outer}
         else:
@@ -284,7 +284,7 @@ def set_initial_conditions(self, variables):
         else:
             L_inner_0 = self.phase_param.L_inner_0
             L_outer_0 = self.phase_param.L_outer_0
-        SEI_option = getattr(self.options, domain)["SEI"]
+        SEI_option = getattr(getattr(self.options, domain), self.phase)["SEI"]
         if SEI_option.startswith("ec reaction limited"):
             self.initial_conditions = {L_outer: L_inner_0 + L_outer_0}
         else: