ChainLinkLatestRoundData

Documentation for eth_defi.chainlink.round_data.ChainLinkLatestRoundData Python class.

class ChainLinkLatestRoundData

Bases: object

Human-readable presentation for Chainlink price booking.

Wraps IChainlinkAggregator.latestRoundData() response.

Example:

aggregator = chainlink_aggregator  # Point to any Chainlink aggregator contract
round_data = fetch_chainlink_round_data(web3, aggregator.address)
ago = native_datetime_utc_now() - round_data.update_time
print(f"   {feed.primitive_token.symbol}, current price is {round_data.price:,.4f} USDC, Chainlink feed is {round_data.description}, updated {ago} ago")

Attributes summary

`decimals`	How many decimals the aggregator has been configured for.
`description`	Chainlink provided description of this feed
`price`	Human-readable price in this response.
`update_time`	Python datetime when the feed price was updated.

Methods summary

__init__(aggregator, round_id, answer, ...)

__init__(aggregator, round_id, answer, started_at, updated_at, answered_in_round)

Parameters

aggregator (web3.contract.contract.Contract) –
round_id (int) –
answer (int) –
started_at (int) –
updated_at (int) –
answered_in_round (int) –

Return type

None

property decimals: int: How many decimals the aggregator has been configured for.

property description: str: Chainlink provided description of this feed

property price: decimal.Decimal: Human-readable price in this response.

property update_time: datetime.datetime

Python datetime when the feed price was updated.

Naive timestamp
Always UTC