code:

# Given:
# with open(fname) as f:
#     for line in f:
#         row = 
with open(fname) as f:
    for line in f:
        row = int(line - row)/4 
        return  (int(row), int(line)) 

def is_a_int_integer (fname): 
    """ A Python datastore whose length is integer. 
        Returns int iff  it is an integer. 
    """ 
    with open(ffile, 'r') as f:
        for line in f:
            (int(line), int(line)) 

def is_int2str (fname, strcmp=True): 
    """ String of two integers, one of which is a int, the other a bool. 
    """ 
    with open (ffile, 'r') as f:
        (int(float(fname), int(float(strcmp)), int(float(strcmp))) 

def is_int2bool (fname, bool_count=0): 
    """ Whether a number is  any integer which makes up a boolean. 
    """ 
    with open (ffile, 'r') as f:
        (int(float(fname), int(bool_count), bool_count)) 

def is_bool_int (fname, boolcount=2): 
    """ Whether a boolean is a number of integers, such as "true". 
    """ 
    with open (ffile, 'r') as f:
        (bool(2), bool(2)) 

def __iter__ (self): 
    return None 

def __repr