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{
    "name": "Vitadao Test",
    "description": "Testing ERC721 Metadata JSON",
    "image": "https://vitadao.mypinata.cloud/ipfs/QmUdpaWdzLjaDsf2jkpyitUQD1fSJkZHFQA3csEnEEJ2SC"
}

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cid://POWERGATE_TOKEN:DEAL_ID@POWERGATE_HOST:POWERGATE_PORT/CID_HASH
cid://POWERGATE_HOST:POWERGATE_PORT/CID_HASH
cid://POWERGATE_TOKEN:DEAL_ID@CID_HASH
cid://POWERGATE_TOKEN:@CID_HASH
cid://:DEAL_ID@CID_HASH
cid://CID_HASH

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"files": [
  {
    "url": "cid://QmW68jbcqSRtqSQb6xkukQ6tfonZGhu1VrZv9zAicNmovs",
    "index": 0,
    "checksum": "efb2c764274b745f5fc37f97c6b0e761",
    "contentLength": "4535431",
    "contentType": "text/csv",
    "encoding": "UTF-8",
    "compression": "zip"    
  }

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execution_id_bank_a = nevermined.assets.execute(
    service_agreement_bank_a,
    "did:nv:36c9657aab6395d29bf9471a060b1711933193ad84c9675a38a63e09ff6d8a38",
    ServiceTypesIndices.DEFAULT_COMPUTING_INDEX,
    data_scientist,
    ddo_workflow1.did
)

execution_bank_b = nevermined.assets.execute(
    service_agreement_bank_b,

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metadata_workflow = {
    "main": {
        "name": "Creditcard Fraud workflow",
        "dateCreated": "2021-01-07T09:45:09Z",
        "author": "Data Scientist",
        "license": "",
        "price": "0",
        "type": "workflow",
        "workflow": {

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metadata_algorithm = {
    "main": {
        "name": "Fraud Detection Algorithm",
        "dateCreated": "2021-01-07T09:45:09Z",
        "author": "Data Scientist",
        "license": "",
        "price": "0",
        "files": [
            {
                "index": 0,

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from xain_sdk import ParticipantABC, run_participant
from sklearn.model_selection import train_test_split
from sklearn.linear_model import LogisticRegression
from sklearn.metrics import accuracy_score


class Participant(ParticipantABC):
   def __init__(self, data):
       super().__init__()

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service_agreement_bank_a = nevermined.assets.order(
    "did:nv:36c9657aab6395d29bf9471a060b1711933193ad84c9675a38a63e09ff6d8a38",
    ServiceTypesIndices.DEFAULT_COMPUTING_INDEX,
    data_scientist_account
)

print(f"Service Agreement with Bank A: {service_agreement_bank_a}")
"Service Agreement with Bank A: 0x37de8d58f3a34a128889ac7d4f24dcc992b422feb03e4578983f931d7bb4cbfa"

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metadata_bank_a = {
    "main": {
        "name": "Credit Card Data Part 1",
        "dateCreated": "2021-01-07T09:45:09Z"
        "author": "Bank A",
        "license": "",
        "price": "1",
        "files": [
            {
                "index": 0,

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Resources to create custom setuptools build steps for building protobuf files

• Custom build steps
• Python protobuf setup.py: Check generate_proto and build_py
• grpc_tools provided custom commands for setuptools

Example of a custom build command using grcp_tools

class CustomDevelopCommand(develop):
    def run(self):