Require get_context_data set to accept parameters.

README.md

@@ -190,8 +190,15 @@ from django_components import component
 @component.register("calendar")
 class Calendar(component.Component):
     # Note that Django will look for templates inside `[your app]/components` dir
+    # To customize which template to use based on context override get_template_name instead
     template_name = "calendar/calendar.html"
 
+    # This component takes one parameter, a date string to show in the template
+    def get_context_data(self, date):
+        return {
+            "date": date,
+        }
+
     class Media:
         css = '[your app]/components/calendar/calendar.css'
         js = '[your app]/components/calendar/calendar.js'

django_components/component.py

@@ -49,8 +49,8 @@ class Component(metaclass=SimplifiedInterfaceMediaDefiningClass):
         self.instance_template = None
         self.slots = {}
 
-    def get_context_data(self, *args, **kwargs):
-        return kwargs
+    def get_context_data(self):
+        return {}
 
     def get_template_name(self, context=None):
         if not self.template_name:

tests/test_dependency_rendering.py

@@ -11,6 +11,9 @@ from .testutils import create_and_process_template_response, Django30CompatibleS
 class SimpleComponentAlternate(component.Component):
     template_name = "simple_template.html"
 
+    def get_context_data(self, variable):
+        return {}
+
     class Media:
         css = "style2.css"
         js = "script2.js"