Fixed isdigit() function to ignore whitespace

Author: arnavb

tests/test_all_solutions.py

@@ -102,9 +102,8 @@ def test_all_solutions(directory_name, compiler_name, expected_solutions):
  try:
  with open("expected_solutions.txt", "r") as expected_solutions_file:
  for line in expected_solutions_file:
- line = line[:-1] # Remove trailing newlines
  key_value_pair = line.split(" ")
- if len(key_value_pair) == 2 and key_value_pair[1].isdigit(): # Extract all expected solutions; ignore bad entries
+ if len(key_value_pair) == 2 and key_value_pair[1].strip().isdigit(): # Extract all expected solutions; ignore bad entries
  print("Got here")
  expected_solutions[key_value_pair[0]] = int(key_value_pair[1])
  except IOError: