def trust_asset(setup, secret_key, memo_text=None):
"""A helper to establish a trustline"""
builder = Builder(secret=secret_key,
horizon_uri=setup.horizon_endpoint_uri,
network=setup.network)
builder.append_trust_op(setup.test_asset.issuer, setup.test_asset.code)
if memo_text:
builder.add_text_memo(memo_text[:28]) # max memo length is 28
builder.sign()
reply = builder.submit()
return reply.get('hash')
async def trust_asset(setup, secret_key, memo_text=None):
"""A helper to establish a trustline"""
async with Horizon(setup.horizon_endpoint_uri) as horizon:
builder = Builder(secret=secret_key,
horizon=horizon,
network_name=setup.network,
fee=100)
builder.append_trust_op(setup.test_asset.issuer,
setup.test_asset.code)
if memo_text:
builder.add_text_memo(memo_text[:28]) # max memo length is 28
builder.sign()
reply = await builder.submit()
return reply.get('hash')
