added Search form, not working yet

suivi/search.py

@@ -0,0 +1,48 @@
+from django.views.generic.edit import FormMixin, ProcessFormView
+from django import forms
+
+from django.shortcuts import redirect
+
+class SearchForm(forms.Form):
+
+    search_text = forms.CharField(64, widget=forms.widgets.TextInput(attrs={'placeholder':"NotYetImplemented"}))
+
+    def __init__(self, *args, **kwargs):
+        kwargs['prefix'] = 'search'
+        return super().__init__(*args, **kwargs)
+
+    def clean(self):
+        super().clean()
+        #Do search and store result
+        self.result = None
+
+    def is_valid(self):
+        valid = super().is_valid()
+        if not self.result:
+            return False
+        return valid
+
+class SearchFormMixin(FormMixin):
+    """ Add 'search_form' to context.
+        Made compatible with NoteFormMixin using 'prefix' argument in get_form
+    """
+    def get_form(self, prefix):
+        if prefix == 'search':
+            return SearchForm()
+        return super().get_form(prefix)
+
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context['search_form'] = self.get_form('search')
+        return context
+
+""" What to do ?
+
+- We shall use 'django-watson', need to install it
+
+- Create view to parse search_form data then redirect
+- Link form in menu_sujets to this view
+"""
+
+class SearchFormProcessView(ProcessFormView):
+    pass