def deploy_tokens_and_fund_accounts(
    token_amount: int,
    number_of_tokens: int,
    deploy_service: BlockChainService,
    participants: typing.List[typing.Address],
    contract_manager: ContractManager,
) -> typing.List[typing.TokenAddress]:
    """ Deploy `number_of_tokens` ERC20 token instances with `token_amount` minted and
    distributed among `blockchain_services`. Optionally the instances will be registered with
    the raiden registry.

    Args:
        token_amount (int): number of units that will be created per token
        number_of_tokens (int): number of token instances that will be created
        deploy_service (BlockChainService): the blockchain connection that will deploy
        participants (list(address)): participant addresses that will receive tokens
    """
    result = list()
    for _ in range(number_of_tokens):
        token_address = deploy_contract_web3(
            CONTRACT_HUMAN_STANDARD_TOKEN,
            deploy_service.client,
            contract_manager=contract_manager,
            constructor_arguments=(token_amount, 2, "raiden", "Rd"),
        )

        result.append(token_address)

        # only the creator of the token starts with a balance (deploy_service),
        # transfer from the creator to the other nodes
        for transfer_to in participants:
            deploy_service.token(token_address).transfer(
                to_address=transfer_to, amount=token_amount // len(participants)
            )

    return result
def test_isointerval():
    intervals = [
        (
            # Full precision with explicit UTC.
            "2013-01-01T12:30:00Z/P1Y2M3DT4H5M6S",
            (
                datetime(2013, 1, 1, 12, 30, 0, tzinfo=pytz.utc),
                datetime(2014, 3, 5, 16, 35, 6, tzinfo=pytz.utc),
            ),
        ),
        (
            # Full precision with alternate UTC indication
            "2013-01-01T12:30+00:00/P2D",
            (
                datetime(2013, 1, 1, 12, 30, 0, tzinfo=pytz.utc),
                datetime(2013, 1, 3, 12, 30, 0, tzinfo=pytz.utc),
            ),
        ),
        (
            # Implicit UTC with time
            "2013-01-01T15:00/P1M",
            (
                datetime(2013, 1, 1, 15, 0, 0, tzinfo=pytz.utc),
                datetime(2013, 1, 31, 15, 0, 0, tzinfo=pytz.utc),
            ),
        ),
        (
            # TZ conversion
            "2013-01-01T17:00-05:00/P2W",
            (
                datetime(2013, 1, 1, 22, 0, 0, tzinfo=pytz.utc),
                datetime(2013, 1, 15, 22, 0, 0, tzinfo=pytz.utc),
            ),
        ),
        (
            # Date upgrade to midnight-midnight period
            "2013-01-01/P3D",
            (
                datetime(2013, 1, 1, 0, 0, 0, tzinfo=pytz.utc),
                datetime(2013, 1, 4, 0, 0, 0, 0, tzinfo=pytz.utc),
            ),
        ),
        (
            # Start/end with UTC
            "2013-01-01T12:00:00Z/2013-02-01T12:00:00Z",
            (
                datetime(2013, 1, 1, 12, 0, 0, tzinfo=pytz.utc),
                datetime(2013, 2, 1, 12, 0, 0, tzinfo=pytz.utc),
            ),
        ),
        (
            # Start/end with time upgrade
            "2013-01-01/2013-06-30",
            (
                datetime(2013, 1, 1, tzinfo=pytz.utc),
                datetime(2013, 6, 30, tzinfo=pytz.utc),
            ),
        ),
        (
            # Start/end with TZ conversion
            "2013-02-17T12:00:00-07:00/2013-02-28T15:00:00-07:00",
            (
                datetime(2013, 2, 17, 19, 0, 0, tzinfo=pytz.utc),
                datetime(2013, 2, 28, 22, 0, 0, tzinfo=pytz.utc),
            ),
        ),
        # Resolution expansion for single date(time)
        (
            # Second with UTC
            "2013-01-01T12:30:45Z",
            (
                datetime(2013, 1, 1, 12, 30, 45, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 12, 30, 46, tzinfo=pytz.utc),
            ),
        ),
        (
            # Second with tz conversion
            "2013-01-01T12:30:45+02:00",
            (
                datetime(2013, 1, 1, 10, 30, 45, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 10, 30, 46, tzinfo=pytz.utc),
            ),
        ),
        (
            # Second with implicit UTC
            "2013-01-01T12:30:45",
            (
                datetime(2013, 1, 1, 12, 30, 45, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 12, 30, 46, tzinfo=pytz.utc),
            ),
        ),
        (
            # Minute with UTC
            "2013-01-01T12:30+00:00",
            (
                datetime(2013, 1, 1, 12, 30, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 12, 31, tzinfo=pytz.utc),
            ),
        ),
        (
            # Minute with conversion
            "2013-01-01T12:30+04:00",
            (
                datetime(2013, 1, 1, 8, 30, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 8, 31, tzinfo=pytz.utc),
            ),
        ),
        (
            # Minute with implicit UTC
            "2013-01-01T12:30",
            (
                datetime(2013, 1, 1, 12, 30, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 12, 31, tzinfo=pytz.utc),
            ),
        ),
        (
            # Hour, explicit UTC
            "2013-01-01T12Z",
            (
                datetime(2013, 1, 1, 12, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 13, tzinfo=pytz.utc),
            ),
        ),
        (
            # Hour with offset
            "2013-01-01T12-07:00",
            (
                datetime(2013, 1, 1, 19, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 20, tzinfo=pytz.utc),
            ),
        ),
        (
            # Hour with implicit UTC
            "2013-01-01T12",
            (
                datetime(2013, 1, 1, 12, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 13, tzinfo=pytz.utc),
            ),
        ),
        (
            # Interval with trailing zero fractional seconds should
            # be accepted.
            "2013-01-01T12:00:00.0/2013-01-01T12:30:00.000000",
            (
                datetime(2013, 1, 1, 12, tzinfo=pytz.utc),
                datetime(2013, 1, 1, 12, 30, tzinfo=pytz.utc),
            ),
        ),
    ]

    for value, expected in intervals:
        yield assert_equal, inputs.iso8601interval(value), expected