Just editing the count it was from Indian place value notation.
---------- Forwarded message ---------- From: Nikhil Verma <varma.nikhi...@gmail.com> Date: Thu, Dec 1, 2016 at 12:44 PM Subject: Merge Two List of Dict To: python-list@python.org Hey guys What is the most optimal and pythonic solution forthis situation A = [{'person_id': '1', 'adop_count': '2'}, {'person_id': '3', 'adop_count': '4'}] *len(A) might be above 100000* B = [{'person_id': '1', 'village_id': '3'}, {'person_id': '3', 'village_id': '4'}] *len(B) might be above 2000000* OutPut List should be C = B = [{'adop_count': '2', 'village_id': '3'}, {'adop_count': '4', 'village_id': '4'}] Thanks in advance -- [image: --] Nikhil Verma [image: http://]about.me/nikhil_verma <http://about.me/nikhil_verma?promo=email_sig> -- https://mail.python.org/mailman/listinfo/python-list