[5 < 10 - d for d in range(10)]
Out[73]: [True, True, True, True, True, False, False, False, False, False]
x = [5 < 10 - d for d in range(10)]
mylist = list(range(10))
mylist
Out[76]: [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
mylist[x]
Traceback (most recent call last):
  File "/home/visignibraem/PycharmProjects/server/pknserver/lib/python3.6/site-packages/IPython/core/interactiveshell.py", line 3331, in run_code
    exec(code_obj, self.user_global_ns, self.user_ns)
  File "<ipython-input-77-e1328e39d448>", line 1, in <module>
    mylist[x]
TypeError: list indices must be integers or slices, not list
mylist[[x]]
Traceback (most recent call last):
  File "/home/visignibraem/PycharmProjects/server/pknserver/lib/python3.6/site-packages/IPython/core/interactiveshell.py", line 3331, in run_code
    exec(code_obj, self.user_global_ns, self.user_ns)
  File "<ipython-input-78-c1323e005c82>", line 1, in <module>
    mylist[[x]]
TypeError: list indices must be integers or slices, not list
mylist[[x]]
Traceback (most recent call last):
  File "/home/visignibraem/PycharmProjects/server/pknserver/lib/python3.6/site-packages/IPython/core/interactiveshell.py", line 3331, in run_code
    exec(code_obj, self.user_global_ns, self.user_ns)
  File "<ipython-input-79-c1323e005c82>", line 1, in <module>
    mylist[[x]]
TypeError: list indices must be integers or slices, not list
mylist[[5 < 10 - d for d in range(10)]]
Traceback (most recent call last):
  File "/home/visignibraem/PycharmProjects/server/pknserver/lib/python3.6/site-packages/IPython/core/interactiveshell.py", line 3331, in run_code
    exec(code_obj, self.user_global_ns, self.user_ns)
  File "<ipython-input-80-9ac2f117f91c>", line 1, in <module>
    mylist[[5 < 10 - d for d in range(10)]]
TypeError: list indices must be integers or slices, not list