Avoid invented publication windows on corrected version lookups

src/clean_agent_preview.py

@@ -3496,7 +3496,7 @@ def preserve_requested_web_recency(name, args, *, user_text='', prior_search_int
     requested_window = requested_search_publication_window(user)
     if requested_window:
         normalized['time_filter'] = requested_window
-    elif reference_lookup_without_date_window(user):
+    elif reference_lookup_without_date_window(user, query):
         # A model-generated publication cutoff must not hide still-current
         # reference pages when the user did not ask for recent publications.
         normalized.pop('time_filter', None)

src/search_intent.py

@@ -2,11 +2,11 @@
 import re
 
 
-def reference_lookup_without_date_window(text: str) -> bool:
+def reference_lookup_without_date_window(text: str, query_hint: str = '') -> bool:
     """Current reference information need not have been published recently."""
     reference = re.search(
-        r'\b(?:documentation|docs|manuals?|guides?|reference|installation|configuration)\b'
-        r'|\bprivacy\s+(?:features|settings|protections)\b', text, re.I,
+        r'\b(?:documentation|docs|manuals?|guides?|reference|installation|configuration|versions?|releases?)\b'
+        r'|\bprivacy\s+(?:features|settings|protections)\b', text + ' ' + query_hint, re.I,
     )
     publication = re.search(
         r'\b(?:published|publication|announced|released|news|headlines|recent|today|yesterday)\b'

tests/test_search_publication_intent.py

@@ -38,6 +38,11 @@ def test_explicit_publication_constraints_are_preserved():
     assert args['time_filter'] == 'month'
 
 
+def test_corrected_version_query_does_not_invent_a_date_window_for_typo_request():
+    args = preserve_requested_web_recency('web_search', {'query': 'latest Python version', 'time_filter': 'month'}, user_text='latest pythno verison? official source pls')
+    assert 'time_filter' not in args
+
+
 def test_provider_does_not_silently_widen_news_window(monkeypatch):
     from services.search import providers
     seen = {}