Optimize MountainRange admin page load time

app/admin.py

@@ -70,15 +70,21 @@ class PersonAdmin(admin.ModelAdmin):
 
 
 class ResourceKeywordInline(admin.TabularInline):
+    autocomplete_fields = ['keyword']
     model = ResourceKeyword
+    extra = 0
 
 
 class ResourceRangeInline(admin.TabularInline):
+    autocomplete_fields = ['range_name']
     model = ResourceRange
+    extra = 0
 
 
 class ResourcePeopleInline(admin.TabularInline):
+    autocomplete_fields = ['person']
     model = PeopleResource
+    extra = 0
     formfield_overrides = {
         models.CharField: {'widget': TextInput(attrs={'size': '20'})}
     }
@@ -122,14 +128,19 @@ class ResourceAdmin(admin.ModelAdmin):
                  'PEGASuS_Check_map_with_author',),)
         }),
     )
+    list_per_page = settings.ADMIN_LIST_PER_PAGE
 
 
 class RangeNameTranslationInline(admin.TabularInline):
+    autocomplete_fields = ['language_translation']
     model = RangeNameTranslation
+    extra = 0
 
 
 class RangeCountryInline(admin.TabularInline):
+    autocomplete_fields = ['country']
     model = RangeCountry
+    extra = 0
 
 
 class RangeAdmin(admin.ModelAdmin):
@@ -172,6 +183,7 @@ class RangeAdmin(admin.ModelAdmin):
     )
     list_display = ['range_name', 'mother_range', 'countries']
     ordering = ['range_name']
+    list_per_page = settings.ADMIN_LIST_PER_PAGE
 
 
 class PeopleOrganizationInline(admin.TabularInline):
@@ -366,10 +378,16 @@ class RangeCountryAdmin(admin.ModelAdmin):
         return str(obj.country.short_name) if obj.country else 'None'
 
 
+class KeywordAdmin(admin.ModelAdmin):
+    search_fields = ['keyword']
+
+
 # Register your models here.
 admin.site.register(Person, PersonAdmin)
 admin.site.register(Resource, ResourceAdmin)
 admin.site.register(MountainRange, RangeAdmin)
+
+admin.site.register(Keyword, KeywordAdmin)
 # admin.site.register(Method)
 # admin.site.register(Scale)
 # admin.site.register(Taxon)
@@ -377,9 +395,9 @@ admin.site.register(MountainRange, RangeAdmin)
 
 
 # LU models
-# admin.site.register(Country, CountriesAdmin)
+admin.site.register(Country, CountriesAdmin)
 # admin.site.register(GMBA_SpeciesGroup, GMBA_SpeciesGroupAdmin)
-# admin.site.register(Language, LanguageAdmin)
+admin.site.register(Language, LanguageAdmin)
 # admin.site.register(PeopleStatus, PeopleStatusAdmin)
 # admin.site.register(RangeType, RangeTypeAdmin)
 # admin.site.register(RedListCategory, RedListCategoryAdmin)