gistfile1.py

import json
from datetime import datetime
import time

def parse_date(date):
  return datetime.strptime(date, "%Y-%m-%d").date()

count = 0
leg_count = 0
old_ends = []
current_leg = json.load(open("legislators-current.json"))
current_ids = []
for c_leg in current_leg:
  new_leg = True
  first = True
  for term in c_leg['terms']:
    if first:
      first = False
      old_start = parse_date(term['start'])
      old_end = parse_date(term['end'])
      continue
    else:
      new_start = parse_date(term['start'])
      new_end = parse_date(term['end'])
      diff = (new_start-old_end).days
      if diff%365 > 60 and new_start.month == 1:
        count += 1
        if new_leg:
          leg_count += 1
          new_leg = False
        print ""
        print c_leg['name']['official_full']
        print "term N end " + str(old_end)
        print "term N+1 start " + str(new_start)
        print "gap % 365: " + str(diff%365)
        old_ends.append(old_end)

      old_start = new_start
      old_end = new_end
print "\n%i gaps for %i legislators and %i unique end dates" %(count, leg_count,len(list(set(old_ends))))