# Write a Python program to Successive Characters Frequency # Python3 code to demonstrate working of # Successive Characters Frequency# Using count() + loop + re.findall()import re      # initializing stringtest_str = 'geeksforgeeks is best for geeks. A geek should take interest.'  # printing original stringprint("The original string is : " + str(test_str))  # initializing word que_word = "geek"  # Successive Characters Frequency# Using count() + loop + re.findall()temp = []for sub in re.findall(que_word + '.', test_str):    temp.append(sub[-1])  res = {que_word : temp.count(que_word) for que_word in temp}  # printing result print("The Characters Frequency is : " + str(res))