fix: document pii

Author: untitaker

README.md

@@ -97,6 +97,15 @@ breadcrumbs manually:
   This should effectively enable Sentry-Python to work with ``asyncio`` under
   that Python version.
 
+
+## PII
+
+Currently Sentry-Python does not send any personally-identifiable user data
+with events by default. You need to explicitly enable this behavior with the
+``send_default_pii`` option passed to ``init``:
+
+    init(..., send_default_pii=True)
+
 ## Integrations
 
 Head over to [the other pages](./docs/) to check out integrations, which use

docs/django.md

@@ -13,7 +13,7 @@ In your ``settings.py``:
 
     * Personally identifiable information (such as user ids, usernames,
       cookies, authorization headers, ip addresses) is excluded unless
-      ``send_default_pii`` is set to ``true``. See ``README.md``, section "PII"
+      ``send_default_pii`` is set to ``True``. See ``README.md``, section "PII"
 
     * Request data is attached to all events.