Charli3 Network Feed Interaction Framework

Interact with Charli3 Network Feeds

Table of Contents

1. Charli3 Network Feed Interaction Framework
   • Features
   • Dependencies
   • Setup
   • Commands
   • Additional Details
     • Datums Implementation
     • Charli3 Network Info Reader
   • External Resources

The following demo was tested with cardano-node v8.9.3, Ogmios v6.4.0, and Kupo v2.8.0.

Dependencies

Install dependencies using Poetry:

poetry install

Setup

Ensure you have a config.json containing the Blockfrost or Ogmios and Kupo configuration.

Commands

To interact with this demo, use:

usage: python charli3 [-h] [--action {feed,configuration}] [--service {blockfrost,ogmios}] [token_pair] [{preprod,mainnet}]

Charli3 Network feed reader

positional arguments:
  token_pair            Token pair for the data feed
  {preprod,mainnet}     Environment to use

options:
  -h, --help            show this help message and exit
  --action {feed,configuration}
                        Retrieve the oracle feed for the specified token pair
  --service {blockfrost,ogmios}
                        External service to read blockhain information

Copyright: (c) 2020 - 2024 Charli3

For your convenience, the configuration file includes lives oracle networks under mainnet-c3-networkds.yaml and preprod-c3-networks

For example:

poetry run charli3 --action feed --service blockfrost ADA-CHARLI3 mainnet

Or

poetry run charli3 --action feed --service ogmios ADA-CHARLI3 preprod

Additional Details

Datums Implementation

The provided code includes implementations for:

• Oracle price information using PriceData and GenericData classes.
• Network configurations with classes like OraclePlatform, PriceRewards, and OracleSettings.

External Resources

To gain a better understanding of the Datum Standard structure, we recommend visiting:

1. Datum Standard Lib (PlutusTx).
2. Datum Standard Documentation.