how to form a list from a file in python

1l = []
2for line in in_file:
3    l.append(line.rstrip().split(','))
4

1for line in a_file:

1my_list = [line.split(',') for line in open("filename.txt")]
2

1myFile= open( "SomeFile.txt", "r" )
2for x in myFile:
3    print x
4myFile.close()
5

1a_file = open("sample.txt", "r")

1   i=0
2   List=[""]
3   for Line in inFile:
4      List[i]=Line.split(",")
5      i+=1
6   print List
7

1l = []
2for line in in_file:
3    l.append(line.split(','))
4

1list_of_lists = []

1List = open("filename.txt").readlines()
2