output

python ./speed.py test_any
1.35776686668
  7           0 SETUP_LOOP              30 (to 33)
              3 LOAD_GLOBAL              0 (FORBIDDEN_CHARS)
              6 GET_ITER
        >>    7 FOR_ITER                22 (to 32)
             10 STORE_FAST               1 (c)

  8          13 LOAD_FAST                1 (c)
             16 LOAD_FAST                0 (path)
             19 COMPARE_OP               6 (in)
             22 POP_JUMP_IF_FALSE        7

  9          25 LOAD_GLOBAL              1 (True)
             28 RETURN_VALUE
             29 JUMP_ABSOLUTE            7
        >>   32 POP_BLOCK

 10     >>   33 LOAD_GLOBAL              2 (False)
             36 RETURN_VALUE

******************************

 14           0 LOAD_GLOBAL              0 (any)

 15           3 LOAD_CLOSURE             0 (path)
              6 BUILD_TUPLE              1
              9 LOAD_CONST               1 (<code object <genexpr> at 0x10f1f81b0, file "./speed.py", line 15>)
             12 MAKE_CLOSURE             0

 16          15 LOAD_GLOBAL              1 (FORBIDDEN_CHARS)
             18 GET_ITER
             19 CALL_FUNCTION            1
             22 CALL_FUNCTION            1
             25 RETURN_VALUE

speed.py

FORBIDDEN_CHARS = "\'\"`<>"
PATH = '/v1/AUTH_test/test/test'
BAD_PATH = '/v1/AUTH_test/test/test\''


def test_loop(path):
    for c in FORBIDDEN_CHARS:
        if c in path:
            return True
    return False


def test_any(path):
    return any(
        (c in path) 
        for c in FORBIDDEN_CHARS
    )


if __name__ == '__main__':
    import sys
    if not len(sys.argv) > 1:
        sys.exit('USAGE: %s <test_any|test_loop> [--bad]' % sys.argv[0])
    import timeit
    tests = [
        test_loop,
        test_any,
    ]
    for test_f in tests:
        if sys.argv[1] == test_f.__name__:
            break
    else:
        sys.exit('ERROR: unknown test %s' % sys.argv[1])
    if '--bad' in sys.argv:
        path = 'BAD_PATH'
    else:
        path = 'PATH'
    setup_stmt = 'from __main__ import %s, %s' % (test_f.__name__, path)
    run_stmt = '%s(%s)' % (test_f.__name__, path)
    print(timeit.timeit(run_stmt, setup=setup_stmt))

    import dis
    dis.dis(test_loop)
    print
    print '*' * 30
    print
    dis.dis(test_any)