python cmdline init

import base64
import hashlib
import os
import re
import readline
import requests
import simplejson as json
import sys

from bs4 import BeautifulSoup as bs
from copy import deepcopy
from datetime import datetime
from operator import itemgetter
from pprint import pprint

#don't really need this anymore
json_headers = {'content-type':'application/json'}
headers=json_headers

if (sys.version_info[0] == 3): from urllib.parse import urlencode
else: from urllib import urlencode

# separate
def gethist(n=None,search=None):
  """
  Print last n lines of python commandline history. If n==None, print
  entire history.
  """
  l = readline.get_current_history_length()
  n0 = (l - n) if n else 0
  for i in range(n0, l):
    line = readline.get_history_item(i)
    if (search and line):
      if (search in line):
        print(line)
    else:
      print(line)