f = open("io/data/file1", "rb")
print(f.seek(6))
print(f.read(5))
print(f.tell())

print(f.seek(0, 1))
print(f.read(4))
print(f.tell())


            

Reported by Pylint.

              try:
    import usys as sys
except ImportError:
    import sys

print(sys.stdin.fileno())
print(sys.stdout.fileno())

            

Reported by Pylint.

              try:
    import uos as os
except ImportError:
    import os

if not hasattr(os, "remove"):
    print("SKIP")
    raise SystemExit


            

Reported by Pylint.

              # test behaviour of module objects

# this module should always exist
import __main__

# print module
print(repr(__main__).startswith("<module '__main__'"))

# store new attribute

            

Reported by Pylint.

              # test bytes + other

print(b"123" + b"456")

print(b"123" + b"") # RHS is empty, can be optimised
print(b"" + b"123") # LHS is empty, can be optimised

            

Reported by Pylint.

              
// List of all exceptions, arranged as in the table at:
// http://docs.python.org/3/library/exceptions.html
MP_DEFINE_EXCEPTION(SystemExit, BaseException)
MP_DEFINE_EXCEPTION(KeyboardInterrupt, BaseException)
MP_DEFINE_EXCEPTION(GeneratorExit, BaseException)
MP_DEFINE_EXCEPTION(Exception, BaseException)
  #if MICROPY_PY_ASYNC_AWAIT
  MP_DEFINE_EXCEPTION(StopAsyncIteration, Exception)

            

Reported by Cppcheck.

              print("uPy")
print("a long string that is not interned")
print("a string that has unicode αβγ chars")
print(b"bytes 1234\x01")
print(123456789)
for i in range(4):
    print(i)

            

Reported by Pylint.

              print(bytearray(2**65 - (2**65 - 1)))

            

Reported by Pylint.

                  int ret = cyw43_ll_bus_init(&self->cyw43_ll, mac);

    if (ret != 0) {
        CYW_EXIT
        return ret;
    }

    // Enable async events from low-level driver
    cyw43_sleep = CYW43_SLEEP_MAX;

            

Reported by Cppcheck.

              # test out-of-memory with malloc
l = list(range(1000))
try:
    1000000000 * l
except MemoryError:
    print('MemoryError')
print(len(l), l[0], l[-1])

# test out-of-memory with realloc

            

Reported by Pylint.