Eolian: Handle property setter params

scripts/eolian_generate.py

@@ -228,7 +228,7 @@ class Method(object):
 
         return self
 
-    def pyx_generate(self, gen):
+    def pyx_generate(self, gen, param_conv=None):
         gen.method_header_write(self.py_name, self.py_params)
         gen.indent()
 
@@ -246,6 +246,10 @@ class Method(object):
         if self.cdefs:
             gen.cdefs_write(self.cdefs)
 
+        conv = getattr(self, "params_conv", None)
+        if conv:
+            gen.write(conv)
+
         for t, n in self.py_params:
             t = t.replace("const ", "")
             if t in param_type_mapping:
@@ -341,13 +345,19 @@ class Property(object):
             m = self.setter = Method(eo_prefix)
             m.py_name = "__set__"
             m.c_name = "_".join((self.eo_prefix, func.name, "set"))
+            py_params = []
             for p in func.property_values_list:
                 pdir, ptype, name, desc = p.information
                 assert pdir == eolian.ParameterDir.IN, "prop has other than IN"
                 m.params.append((ptype, name))
-                m.py_params.append((ptype, name))
+                py_params.append(name)
                 m.c_params.append((ptype, name))
 
+            py_params = ", ".join(py_params)
+            m.params_conv = "%s = value" % (py_params)
+
+            m.py_params = (("", "value"),)
+
             m.ret_type = func.return_type_get(eolian.FunctionType.PROP_SET)
 
         if func.type == eolian.FunctionType.PROP_GET or \