#V = ([1,2,3,4,5])
#E = ([(1,2),(1,3),(2,3),(3,5),(5,4)])

import ast
with open('v.txt') as V:
  A = ast.literal_eval(V.read())
with open('e.txt') as E:
  B = ast.literal_eval(E.read())

print(A)
print(B)

indegree = {}
outdegree = {}

for x in A:
  indegree[x] = 0
  outdegree[x] = 0

for x,y in B:
  outdegree[x] += 1
  indegree[y] += 1

for x in A:
  print("Outdegree for vertex", x,"=", outdegree[x])
  print("Indegree for vertex", x,"=", indegree[x])

([1,2,3,4,5])

[1,2,3,4,5]

[(1, 2, 3, 4, 5)]

{(1, 2, 3, 4, 5): 0}