rustpython 0.1.1

A python interpreter written in rust.
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from testutils import assert_raises

x = 5
x.__init__(6)
assert x == 5


class A(int):
    pass


x = A(7)
assert x == 7
assert type(x) is A

assert int(2).__index__() == 2
assert int(2).__trunc__() == 2
assert int(2).__ceil__() == 2
assert int(2).__floor__() == 2
assert int(2).__round__() == 2
assert int(2).__round__(3) == 2
assert int(-2).__index__() == -2
assert int(-2).__trunc__() == -2
assert int(-2).__ceil__() == -2
assert int(-2).__floor__() == -2
assert int(-2).__round__() == -2
assert int(-2).__round__(3) == -2

assert round(10) == 10
assert round(10, 2) == 10
assert round(10, -1) == 10

assert int(2).__bool__() == True
assert int(0.5).__bool__() == False
assert int(-1).__bool__() == True

assert int(0).__invert__() == -1
assert int(-3).__invert__() == 2
assert int(4).__invert__() == -5

assert int(0).__ror__(0) == 0
assert int(1).__ror__(0) == 1
assert int(0).__ror__(1) == 1
assert int(1).__ror__(1) == 1
assert int(3).__ror__(-3) == -1
assert int(3).__ror__(4) == 7

assert int(0).__rand__(0) == 0
assert int(1).__rand__(0) == 0
assert int(0).__rand__(1) == 0
assert int(1).__rand__(1) == 1
assert int(3).__rand__(-3) == 1
assert int(3).__rand__(4) == 0

assert int(0).__rxor__(0) == 0
assert int(1).__rxor__(0) == 1
assert int(0).__rxor__(1) == 1
assert int(1).__rxor__(1) == 0
assert int(3).__rxor__(-3) == -2
assert int(3).__rxor__(4) == 7

assert int(4).__lshift__(1) == 8
assert int(4).__rshift__(1) == 2
assert int(4).__rlshift__(1) == 16
assert int(4).__rrshift__(1) == 0

# Test underscores in numbers:
assert 1_2 == 12
assert 1_2_3 == 123
assert 1_2.3_4 == 12.34
assert 1_2.3_4e0_0 == 12.34

with assert_raises(SyntaxError):
    eval('1__2')