VaultHistoricalRead

Documentation for eth_defi.vault.base.VaultHistoricalRead Python class.

class VaultHistoricalRead

Vault share price and fee structure at the point of time.

Attributes summary

vault	Vault for this result is
block_number	block number of the reade
timestamp	Naive datetime in UTC
share_price	What was the share price in vault denomination token
total_assets	NAV / Assets under management in denomination token
total_supply	Number of share tokens
performance_fee	What was the vault performance fee around the time
management_fee	What was the vault management fee around the time
errors	Add RPC error messages and such related to this read

Methods summary

__init__(vault, block_number, timestamp, ...)
export()	Convert historical read for a Parquet/DataFrame export.
to_pyarrow_schema()	Get parquet schema for writing this data.

vault: eth_defi.vault.base.VaultBase

Vault for this result is

block_number: int

block number of the reade

timestamp: datetime.datetime

Naive datetime in UTC

share_price: decimal.Decimal | None

What was the share price in vault denomination token

None if the read failed (call execution reverted)

total_assets: decimal.Decimal | None

NAV / Assets under management in denomination token

None if the read failed (call execution reverted)

total_supply: decimal.Decimal | None

Number of share tokens

None if the read failed (call execution reverted)

performance_fee: float | None

What was the vault performance fee around the time

management_fee: float | None

What was the vault management fee around the time

errors: list[str] | None

Add RPC error messages and such related to this read

Exported as empty string in Parquet if no errors, otherwise concat strings

export()

Convert historical read for a Parquet/DataFrame export.

Return type

dict

classmethod to_pyarrow_schema()

Get parquet schema for writing this data.

• Write multiple chains, multiple vaults, to a single Parquet file

Return type

pyarrow.Schema

__init__(vault, block_number, timestamp, share_price, total_assets, total_supply, performance_fee, management_fee, errors)

Parameters

• vault (eth_defi.vault.base.VaultBase) –

• block_number (int) –

• timestamp (datetime.datetime) –

• share_price (decimal.Decimal | None) –

• total_assets (decimal.Decimal | None) –

• total_supply (decimal.Decimal | None) –

• performance_fee (float | None) –

• management_fee (float | None) –

• errors (list[str] | None) –

Return type

None