To remove an item from python list method pop([i]) can be used.
Remove last item
a = ["v1", "v2", "v3", "v4"] item = a.pop() print item print a
v4 ['v1', 'v2', 'v3']
Env: Python 2.7.18
Remove first item
a = ["v1", "v2", "v3", "v4"] item = a.pop(0) print item print a
v1 ['v2', 'v3', 'v4']
Env: Python 2.7.18
Remove ith item
a = ["v1", "v2", "v3", "v4"] item = a.pop(2) print item print a
v3 ['v1', 'v2', 'v4']
Env: Python 2.7.18