Update Python client to web3 v7

Also drop Python < 3.9 support

Author: apaillier-ledger

client/pyproject.toml

@@ -16,19 +16,20 @@ readme = { file = "README.md", content-type = "text/markdown" }
 # license = { file = "LICENSE" }
 classifiers = [
     "License :: OSI Approved :: Apache Software License",
-    "Programming Language :: Python :: 3.7",
-    "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Operating System :: POSIX :: Linux",
     "Operating System :: Microsoft :: Windows",
     "Operating System :: MacOS :: MacOS X",
 ]
 dynamic = [ "version" ]
-requires-python = ">=3.7"
+requires-python = ">=3.9"
 dependencies = [
     "ragger[speculos]",
-    "web3~=6.0",
+    "web3~=7.0",
 ]
 
 [tools.setuptools]

client/src/ledger_app_clients/ethereum/client.py

@@ -219,7 +219,7 @@ def serialize_tx(self, tx_params: dict, tx_raw: Optional[bytes] = None) -> Tuple
         if tx_raw is not None:
             tx = tx_raw
         else:
-            tx = Web3().eth.account.create().sign_transaction(tx_params).rawTransaction
+            tx = Web3().eth.account.create().sign_transaction(tx_params).raw_transaction
         prefix = bytes()
         suffix = []
         if tx[0] in [0x01, 0x02, 0x04]:

client/src/ledger_app_clients/ethereum/utils.py

@@ -28,7 +28,7 @@ def recover_message(msg, vrs: tuple) -> bytes:
 
 def recover_transaction(tx_params, vrs: tuple, raw_tx_param: Optional[bytes] = None) -> bytes:
     if raw_tx_param is None:
-        raw_tx = Account.create().sign_transaction(tx_params).rawTransaction
+        raw_tx = Account.create().sign_transaction(tx_params).raw_transaction
     else:
         raw_tx = raw_tx_param
     prefix = bytes()

tests/ragger/requirements.txt

@@ -1,5 +1,5 @@
 pytest
 ecdsa
-web3~=6.0
+web3~=7.0
 ragger[speculos]
 py_ecc