# fix the following code

data = 'a,b,c' + '\n' + 'd,e,f'
items = data.split('\n').split(',')   # fix this
# list doesn't have split, the first split('\n') results in a list of string
# can't call split on list, but can iterate over a list and split list's element
# items = data.split('\n')    # solution
print(items)
for item in items:
    print('-->', item.split(','))



file_content = open('data.csv').read()
print(file_content)

file_content = open('data.csv').read().split('\n')    # result in a list
print('file_content =', file_content)

# file_content = open('data.csv').read().split('\n').split(',')
# crash -- try to split a list -- list doesn't have split attribute
# print(file_content)

file_content = str(open('data.csv').read().split('\n'))
print(file_content)
print(type(file_content))
# not crash -- get item in a list, split by ','
print('now split the string -->', file_content.split(','))

# the following code produces the same output as above
file_content = str(open('data.csv').read().split('\n')).split(',')
print('convert list to string, then split -->', file_content)




# to split items in each line
file_content = open('data.csv').read().split('\n')
result_list = []
for item in file_content:
    result_list.append(item.split(','))
print(result_list)