keyerror tz not found in datasets/bitly_usagov/example.txt ch13.ipynb

[tvanzyl]

time_zones = [rec["tz"] for rec in records]

---

KeyError Traceback (most recent call last)
Cell In[4], line 1
----> 1 time_zones = [rec["tz"] for rec in records]

Cell In[4], line 1, in (.0)
----> 1 time_zones = [rec["tz"] for rec in records]

KeyError: 'tz'