Gwei

usage: onchain [--export {csv,json,xlsx}] [-h]

Display ETH gas fees [Source: https://ethgasstation.info]

optional arguments:
  --export {csv,json,xlsx}
                        Export dataframe data to csv,json,xlsx file (default: )
  -h, --help            show this help message (default: False)

Example output:

Tx Type Fee (gwei) Duration (min)
Fastest 108 0.4
Fast 95 0.5
Average 72 4.0
Slow 68 11.9