human
Give me a the Python program you requested given the following:
Write a function to convert all possible convertible elements in a list of lists to floats. Here is a solution in Python:
assistant
#Here is the Python program you requested.
 def list_to_float(test_list):
  res = []
  for tup in test_list:
    temp = []
    for ele in tup:
      if ele.isalpha():
        temp.append(ele)
      else:
        temp.append(float(ele))
    res.append((temp[0],temp[1])) 
  return res