refactor: rename pole to real and imag

src/expertsystem/amplitude/model.py

@@ -114,8 +114,8 @@ class NonDynamic(Dynamics):
 
 @attr.s
 class RelativisticBreitWigner(Dynamics):
-    pole_position: FitParameter = attr.ib(kw_only=True)
-    pole_width: FitParameter = attr.ib(kw_only=True)
+    pole_real: FitParameter = attr.ib(kw_only=True)
+    pole_imag: FitParameter = attr.ib(kw_only=True)
 
 
 class ParticleDynamics(abc.MutableMapping):
@@ -173,17 +173,17 @@ def set_breit_wigner(
         if not relativistic:
             raise NotImplementedError
         particle = self.__particles[particle_name]
-        pole_position = FitParameter(
+        pole_real = FitParameter(
             name=f"Position_{particle.name}", value=particle.mass
         )
-        pole_width = FitParameter(
+        pole_imag = FitParameter(
             name=f"Width_{particle.name}", value=particle.width
         )
-        self.__register_parameter(pole_position)
-        self.__register_parameter(pole_width)
+        self.__register_parameter(pole_real)
+        self.__register_parameter(pole_imag)
         dynamics = RelativisticBreitWigner(
-            pole_position=pole_position,
-            pole_width=pole_width,
+            pole_real=pole_real,
+            pole_imag=pole_imag,
             form_factor=self.__create_form_factor(particle.name),
         )
         self[particle_name] = dynamics

src/expertsystem/io/_dict/build.py

@@ -120,11 +120,11 @@ def __build_dynamics(definition: dict, parameters: FitParameters) -> Dynamics:
     if dynamics_type == "RelativisticBreitWigner":
         return RelativisticBreitWigner(
             form_factor=form_factor,
-            pole_position=__safely_get_parameter(
-                definition["pole_position"], parameters
+            pole_real=__safely_get_parameter(
+                definition["pole_real"], parameters
             ),
-            pole_width=__safely_get_parameter(
-                definition["pole_width"], parameters
+            pole_imag=__safely_get_parameter(
+                definition["pole_imag"], parameters
             ),
         )
     raise ValueError(f'Dynamics type "{dynamics_type}" not defined')

tests/unit/io/expected_recipe.yml

@@ -434,15 +434,15 @@ dynamics:
       meson_radius: *par5
   f(0)(980):
     type: RelativisticBreitWigner
-    pole_position: *par6
-    pole_width: *par7
+    pole_real: *par6
+    pole_imag: *par7
     form_factor:
       type: BlattWeisskopf
       meson_radius: *par8
   f(0)(1500):
     type: RelativisticBreitWigner
-    pole_position: *par9
-    pole_width: *par10
+    pole_real: *par9
+    pole_imag: *par10
     form_factor:
       type: BlattWeisskopf
       meson_radius: *par11