reslist=[]
reslist2=[]
filename='user_passwords.txt'
filename2='user_passwords.txt'
myfile=open(filename,mode='r')
myfile2=open(filename2,mode='r')
for line in myfile.readlines()[::2]:
    line=line.rstrip()
    reslist.append(line)
for line2 in myfile2.readlines()[1::2]:
    line2 = line2.rstrip()
    reslist2.append(line2)
resdict=dict(zip(reslist,reslist2))
print(resdict)

 filename='user_passwords.txt'
myfile = iter(open(filename).read().splitlines())
dct = dict([(key,val) for key,val in zip(myfile, myfile)])
print(dct)