refactor - python v2 sdk advanced server hooks

[Ilevk]

Description

• refactor hooks as lambda in python advanced examples
  • applied past review in feat: add Python SDK v2 server advanced example (FastAPI) #952

Tests

INFO:     127.0.0.1:54477 - "GET /weather?city=San%20Francisco HTTP/1.1" 402 Payment Required

=== Before verify ===
{'payload_bytes': None,
 'payment_payload': PaymentPayload(x402_version=2, payload={'authorization': {'from': '0x000ABc46CBc95f9FCC6d860d5827bA70f04f62Ab', 'to': '0x60e73E3A49319C267682f1E07e872a53e7D7cc36', 'value': '10000', 'validAfter': '1768567841', 'validBefore': '1768568171', 'nonce': '0x6bae5013b84cb2cc2fb4b8fb623cdff4982fb9cdae10b4fb183e8c60dc1bd8e2'}, 'signature': '0x332f94ff5e1d848f2e511590a9ecf400cf33ac18d61e3b4c9b7a11f0c01fcc3b4f66fe98567bad4698d59b0e68ccf5c767de0c9d0984e1ea0f58d42ee87e96201c'}, accepted=PaymentRequirements(scheme='exact', network='eip155:84532', asset='0x036CbD53842c5426634e7929541eC2318f3dCF7e', amount='10000', pay_to='0x60e73E3A49319C267682f1E07e872a53e7D7cc36', max_timeout_seconds=300, extra={'name': 'USDC', 'version': '2'}), resource=ResourceInfo(url='http://localhost:4021/weather?city=San%20Francisco', description='Weather report', mime_type='application/json'), extensions={'bazaar': {'info': {'input': {'type': 'http', 'queryParams': {'city': 'San Francisco'}, 'method': 'GET'}, 'output': {'type': 'json', 'example': {'weather': 'sunny', 'temperature': 70}}}, 'schema': {'$schema': 'https://json-schema.org/draft/2020-12/schema', 'type': 'object', 'properties': {'input': {'type': 'object', 'properties': {'type': {'type': 'string', 'const': 'http'}, 'method': {'type': 'string', 'enum': ['GET', 'HEAD', 'DELETE']}, 'queryParams': {'type': 'object', 'properties': {'city': {'type': 'string'}}, 'required': ['city']}}, 'required': ['type', 'method'], 'additionalProperties': False}, 'output': {'type': 'object', 'properties': {'type': {'type': 'string'}, 'example': {'type': 'object', 'properties': {'weather': {'type': 'string'}, 'temperature': {'type': 'number'}}, 'required': ['weather', 'temperature']}}, 'required': ['type']}}, 'required': ['input']}}}),
 'requirements': PaymentRequirements(scheme='exact', network='eip155:84532', asset='0x036CbD53842c5426634e7929541eC2318f3dCF7e', amount='10000', pay_to='0x60e73E3A49319C267682f1E07e872a53e7D7cc36', max_timeout_seconds=300, extra={'name': 'USDC', 'version': '2'}),
 'requirements_bytes': None}

=== After verify ===
{'payload_bytes': None,
 'payment_payload': PaymentPayload(x402_version=2, payload={'authorization': {'from': '0x000ABc46CBc95f9FCC6d860d5827bA70f04f62Ab', 'to': '0x60e73E3A49319C267682f1E07e872a53e7D7cc36', 'value': '10000', 'validAfter': '1768567841', 'validBefore': '1768568171', 'nonce': '0x6bae5013b84cb2cc2fb4b8fb623cdff4982fb9cdae10b4fb183e8c60dc1bd8e2'}, 'signature': '0x332f94ff5e1d848f2e511590a9ecf400cf33ac18d61e3b4c9b7a11f0c01fcc3b4f66fe98567bad4698d59b0e68ccf5c767de0c9d0984e1ea0f58d42ee87e96201c'}, accepted=PaymentRequirements(scheme='exact', network='eip155:84532', asset='0x036CbD53842c5426634e7929541eC2318f3dCF7e', amount='10000', pay_to='0x60e73E3A49319C267682f1E07e872a53e7D7cc36', max_timeout_seconds=300, extra={'name': 'USDC', 'version': '2'}), resource=ResourceInfo(url='http://localhost:4021/weather?city=San%20Francisco', description='Weather report', mime_type='application/json'), extensions={'bazaar': {'info': {'input': {'type': 'http', 'queryParams': {'city': 'San Francisco'}, 'method': 'GET'}, 'output': {'type': 'json', 'example': {'weather': 'sunny', 'temperature': 70}}}, 'schema': {'$schema': 'https://json-schema.org/draft/2020-12/schema', 'type': 'object', 'properties': {'input': {'type': 'object', 'properties': {'type': {'type': 'string', 'const': 'http'}, 'method': {'type': 'string', 'enum': ['GET', 'HEAD', 'DELETE']}, 'queryParams': {'type': 'object', 'properties': {'city': {'type': 'string'}}, 'required': ['city']}}, 'required': ['type', 'method'], 'additionalProperties': False}, 'output': {'type': 'object', 'properties': {'type': {'type': 'string'}, 'example': {'type': 'object', 'properties': {'weather': {'type': 'string'}, 'temperature': {'type': 'number'}}, 'required': ['weather', 'temperature']}}, 'required': ['type']}}, 'required': ['input']}}}),
 'requirements': PaymentRequirements(scheme='exact', network='eip155:84532', asset='0x036CbD53842c5426634e7929541eC2318f3dCF7e', amount='10000', pay_to='0x60e73E3A49319C267682f1E07e872a53e7D7cc36', max_timeout_seconds=300, extra={'name': 'USDC', 'version': '2'}),
 'requirements_bytes': None,
 'result': VerifyResponse(is_valid=True, invalid_reason=None, payer='0x000ABc46CBc95f9FCC6d860d5827bA70f04f62Ab')}

=== Before settle ===
{'payload_bytes': None,
 'payment_payload': PaymentPayload(x402_version=2, payload={'authorization': {'from': '0x000ABc46CBc95f9FCC6d860d5827bA70f04f62Ab', 'to': '0x60e73E3A49319C267682f1E07e872a53e7D7cc36', 'value': '10000', 'validAfter': '1768567841', 'validBefore': '1768568171', 'nonce': '0x6bae5013b84cb2cc2fb4b8fb623cdff4982fb9cdae10b4fb183e8c60dc1bd8e2'}, 'signature': '0x332f94ff5e1d848f2e511590a9ecf400cf33ac18d61e3b4c9b7a11f0c01fcc3b4f66fe98567bad4698d59b0e68ccf5c767de0c9d0984e1ea0f58d42ee87e96201c'}, accepted=PaymentRequirements(scheme='exact', network='eip155:84532', asset='0x036CbD53842c5426634e7929541eC2318f3dCF7e', amount='10000', pay_to='0x60e73E3A49319C267682f1E07e872a53e7D7cc36', max_timeout_seconds=300, extra={'name': 'USDC', 'version': '2'}), resource=ResourceInfo(url='http://localhost:4021/weather?city=San%20Francisco', description='Weather report', mime_type='application/json'), extensions={'bazaar': {'info': {'input': {'type': 'http', 'queryParams': {'city': 'San Francisco'}, 'method': 'GET'}, 'output': {'type': 'json', 'example': {'weather': 'sunny', 'temperature': 70}}}, 'schema': {'$schema': 'https://json-schema.org/draft/2020-12/schema', 'type': 'object', 'properties': {'input': {'type': 'object', 'properties': {'type': {'type': 'string', 'const': 'http'}, 'method': {'type': 'string', 'enum': ['GET', 'HEAD', 'DELETE']}, 'queryParams': {'type': 'object', 'properties': {'city': {'type': 'string'}}, 'required': ['city']}}, 'required': ['type', 'method'], 'additionalProperties': False}, 'output': {'type': 'object', 'properties': {'type': {'type': 'string'}, 'example': {'type': 'object', 'properties': {'weather': {'type': 'string'}, 'temperature': {'type': 'number'}}, 'required': ['weather', 'temperature']}}, 'required': ['type']}}, 'required': ['input']}}}),
 'requirements': PaymentRequirements(scheme='exact', network='eip155:84532', asset='0x036CbD53842c5426634e7929541eC2318f3dCF7e', amount='10000', pay_to='0x60e73E3A49319C267682f1E07e872a53e7D7cc36', max_timeout_seconds=300, extra={'name': 'USDC', 'version': '2'}),
 'requirements_bytes': None}

=== After settle ===
{'payload_bytes': None,
 'payment_payload': PaymentPayload(x402_version=2, payload={'authorization': {'from': '0x000ABc46CBc95f9FCC6d860d5827bA70f04f62Ab', 'to': '0x60e73E3A49319C267682f1E07e872a53e7D7cc36', 'value': '10000', 'validAfter': '1768567841', 'validBefore': '1768568171', 'nonce': '0x6bae5013b84cb2cc2fb4b8fb623cdff4982fb9cdae10b4fb183e8c60dc1bd8e2'}, 'signature': '0x332f94ff5e1d848f2e511590a9ecf400cf33ac18d61e3b4c9b7a11f0c01fcc3b4f66fe98567bad4698d59b0e68ccf5c767de0c9d0984e1ea0f58d42ee87e96201c'}, accepted=PaymentRequirements(scheme='exact', network='eip155:84532', asset='0x036CbD53842c5426634e7929541eC2318f3dCF7e', amount='10000', pay_to='0x60e73E3A49319C267682f1E07e872a53e7D7cc36', max_timeout_seconds=300, extra={'name': 'USDC', 'version': '2'}), resource=ResourceInfo(url='http://localhost:4021/weather?city=San%20Francisco', description='Weather report', mime_type='application/json'), extensions={'bazaar': {'info': {'input': {'type': 'http', 'queryParams': {'city': 'San Francisco'}, 'method': 'GET'}, 'output': {'type': 'json', 'example': {'weather': 'sunny', 'temperature': 70}}}, 'schema': {'$schema': 'https://json-schema.org/draft/2020-12/schema', 'type': 'object', 'properties': {'input': {'type': 'object', 'properties': {'type': {'type': 'string', 'const': 'http'}, 'method': {'type': 'string', 'enum': ['GET', 'HEAD', 'DELETE']}, 'queryParams': {'type': 'object', 'properties': {'city': {'type': 'string'}}, 'required': ['city']}}, 'required': ['type', 'method'], 'additionalProperties': False}, 'output': {'type': 'object', 'properties': {'type': {'type': 'string'}, 'example': {'type': 'object', 'properties': {'weather': {'type': 'string'}, 'temperature': {'type': 'number'}}, 'required': ['weather', 'temperature']}}, 'required': ['type']}}, 'required': ['input']}}}),
 'requirements': PaymentRequirements(scheme='exact', network='eip155:84532', asset='0x036CbD53842c5426634e7929541eC2318f3dCF7e', amount='10000', pay_to='0x60e73E3A49319C267682f1E07e872a53e7D7cc36', max_timeout_seconds=300, extra={'name': 'USDC', 'version': '2'}),
 'requirements_bytes': None,
 'result': SettleResponse(success=True, error_reason=None, payer='0x000ABc46CBc95f9FCC6d860d5827bA70f04f62Ab', transaction='0x328d109ec2b0ee6d52c28e81db6404ff7d667e5375063c791719696ba544e67e', network='eip155:84532')}
INFO:     127.0.0.1:54477 - "GET /weather?city=San%20Francisco HTTP/1.1" 200 OK

Checklist

• I have formatted and linted my code
• All new and existing tests pass
• My commits are signed (required for merge) -- you may need to rebase if you initially pushed unsigned commits

[vercel]

@Ilevk is attempting to deploy a commit to the Coinbase Team on Vercel.

A member of the Team first needs to authorize it.

[Ilevk]

@phdargen I've applied the review in last PR. sorry to be late.

[phdargen]

Appreciated @Ilevk, but I already applied the changes as part of a larger refactor in #975. At this point, easier to just merge that one. Thanks for your understanding