Feature Support Tracking: UTxO RPC Spec v0.18.1

[Mercurial]

UTxO RPC Spec v0.18.1 Feature Support Tracking

This issue tracks which features from the UTxO RPC spec v0.18.1 are currently implemented in the Python SDK.

Spec Version: ✅ 0.18.1 (up to date)

Legend

• ✅ Implemented
• ❌ Not Implemented

---

SyncService

Method	Status	Notes
FetchBlock	✅	Via generic client
DumpHistory	✅	Via generic client
FollowTip	✅	Via generic client
ReadTip	✅	Via generic client

---

QueryService

Method	Status	Notes
ReadParams	✅	QueryClient.read_params() / async_read_params()
ReadUtxos	✅	QueryClient.read_utxos() / async_read_utxos()
SearchUtxos	✅	QueryClient.search_utxos() / async_search_utxos()
ReadData	❌	Not implemented - Read datum by hash
ReadTx	❌	Not implemented - Get transaction by hash
ReadGenesis	❌	Not implemented
ReadEraSummary	❌	Not implemented

---

SubmitService

Method	Status	Notes
EvalTx	❌	Not implemented
SubmitTx	✅	SubmitClient.submit_tx() / async_submit_tx() - correctly uses single tx
WaitForTx	✅	SubmitClient.async_wait_for_tx()
ReadMempool	❌	Not implemented
WatchMempool	✅	SubmitClient.async_watch_mempool()

---

WatchService

Method	Status	Notes
WatchTx	✅	Via generic client

---

Methodology

This feature matrix was established by comparing:

1. Spec Proto Files (utxorpc/spec v0.18.1)
2. SDK Source Code (python-sdk main branch):
   • utxorpc/generics/clients/query.py
   • utxorpc/generics/clients/submit.py
   • utxorpc/generics/clients/sync.py
   • utxorpc/generics/clients/watch.py

---

Summary

Missing Features

1. EvalTx - Evaluate transaction without submitting
2. ReadData - Read datum by hash
3. ReadTx - Get transaction by hash
4. ReadGenesis - Get genesis configuration
5. ReadEraSummary - Get era summaries
6. ReadMempool - Get mempool snapshot