from students import Students

from collections import MutableSequence

class StudentCreditsList(MutableSequence):

""" 학점관리 리스트 클래스

Students object를 관리해주는 클래스

"""

def __init__(self, data=None):

"""Initialize the class"""

super(StudentCreditsList, self).__init__()

if (data is not None):

self._list = list(data)

else:

self._list = list()

def __repr__(self):

return '\n'.join(str(list_v) for list_v in self._list)

def __len__(self):

"""List length"""

return len(self._list)

def __getitem__(self, ii):

"""Get a list item"""

return self._list[ii]

def __delitem__(self, ii):

"""Delete an item"""

del self._list[ii]

def __setitem__(self, ii, val):

# optional: self._acl_check(val)

self._list[ii] = val

def __str__(self):

first_line_for_column = '\t'.join(str(_v).ljust(8, " ") for _v in self._list[0].columns()) + '\n'

return first_line_for_column + '\n'.join(str(list_val) for list_val in self._list)

def __eq__(self, other):

return self._list == other

def __ne__(self, other):

return self._list != other

def sort(self, key=None, reverse=False):

self._list.sort(key=key, reverse=reverse)

def insert(self, ii, val):

pass

def remove(self, ii):

pass

def append(self, val):

pass

def save(self, files):

with open("./"+files, 'w') as datafile:

datafile.write(self.__repr__())

if __name__=='__main__':

with open("1.txt") as f:

lines_all = f.readlines()

foo = [ Students(line.replace('\n','').split('\t')) for line in lines_all]

voo = StudentCreditsList(foo)

for list_val in voo:

list_val.mean = (list_val._midterm + list_val._finalterm)/2

dd = voo.sort( key=lambda x : (x._mean, x._name), reverse=True)

print(voo)