55 lines
1.6 KiB
Python
55 lines
1.6 KiB
Python
"""
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This script could be changed to used `jq` and bash. Usage:
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```bash
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python params.py | substreams run -e mainnet.eth.streamingfast.io:443 substreams.yaml map_protocol_changes --start-block 11942410 --stop-block +100 -p map_components=
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```
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"""
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import json
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from typing import Any
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PARAMETERS = "params.json"
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def encode_json_to_query_params(params: list[dict[str, Any]]):
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encoded_params = []
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try:
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for i, param in enumerate(params):
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address: str = param["address"]
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tx_hash: str = param["tx_hash"]
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tokens: list[str] = param["tokens"]
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attributes: dict[str, str] = param["attributes"]
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encoded_address = f"address={address}"
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encoded_tx_hash = f"tx_hash={tx_hash}"
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encoded_tokens = "&".join([f"tokens[]={token}" for token in tokens])
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encoded_attributes = "&".join(
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[
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f"attribute_keys[]={key}&attribute_vals[]={value}"
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for key, value in attributes.items()
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]
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)
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encoded_param = f"{encoded_address}&{encoded_tx_hash}&{encoded_tokens}&{encoded_attributes}"
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encoded_param = encoded_param.rstrip("&")
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encoded_params.append(encoded_param)
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except KeyError as err:
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raise KeyError(
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f"Missing key in {PARAMETERS}.\n"
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f"Index `{i}` object missing parameters.\n\n" + err.args[0]
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)
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return ",".join(encoded_params)
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def main():
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with open(PARAMETERS, "r") as f:
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params = json.load(f)
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print(encode_json_to_query_params(params))
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if __name__ == "__main__":
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main()
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