event_reader.progress_update

Documentation for eth_defi.event_reader.progress_update Python module.

Different reporters for event reading progress.

Stdout printing
TQDM progress bars
Python logging based notifications

Classes

`PrintProgressUpdate`	Print to stdout the read progress.
`TQDMProgressUpdate`	Use TQDM progress bars to display the progress.

class PrintProgressUpdate

Bases: eth_defi.event_reader.reader.ProgressUpdate

Print to stdout the read progress.

__init__(*args, **kwargs)

class TQDMProgressUpdate

Bases: eth_defi.event_reader.reader.ProgressUpdate

Use TQDM progress bars to display the progress.

Works in console
Works in Jupyter Notebook with HTML progress bars
Can be set to loggable output for headless process

You need to have tqdm-loggable module installed.

See more info.

Example:

reader = MultithreadEventReader(
    provider.endpoint_uri,
    max_threads=16,
    notify=TQDMProgressUpdate("Scanning Enzyme Asset List"),
    max_blocks_once=10_000,
    reorg_mon=None,
)

logger.info(f"Scanning for Enzyme price feed events {start_block:,} - {end_block:,}")

feeds = fetch_updated_price_feed(
    deployment,
    start_block=start_block,
    end_block=end_block,
    read_events=reader,
)

reader.close()

Parameters

name – Progress bar label
colour – Used in Jupyter notebooks

__init__(name, colour='green')

Parameters

name (str) – Progress bar label
colour – Used in Jupyter notebooks