Remove import from moonsteramdb_event_state.

Remove unrequired imports.

moonworm/crawler/networks.py

@@ -3,24 +3,11 @@ from typing import Dict
 try:
     from moonstreamdb.db import yield_db_session_ctx
     from moonstreamdb.models import (
-        Base,
         EthereumBlock,
         EthereumLabel,
-        EthereumTransaction,
-        MumbaiBlock,
-        MumbaiLabel,
-        MumbaiTransaction,
-        PolygonBlock,
-        PolygonLabel,
-        PolygonTransaction,
-        WyrmBlock,
-        WyrmLabel,
-        WyrmTransaction,
-        XDaiBlock,
-        XDaiLabel,
-        XDaiTransaction,
-    )
-    from moonstreamdb.moonworm import MODELS, Network, tx_raw_types
+    )  # state/moonstream_event_state dependency maybe removed in the future
+    from moonstreamdb.networks import MODELS, Network, tx_raw_types
+
 except ImportError:
     print("this feature requires moonstreamdb which is not installed")
     print("to enable, run: `pip install moonworm[moonstream]`")

moonworm/crawler/state/moonstream_event_state.py

@@ -1,4 +1,4 @@
-from moonstreamdb.models import EthereumBlock, EthereumLabel
+from ..networks import EthereumBlock, EthereumLabel
 from sqlalchemy.orm import Query, Session
 from web3 import Web3
 

moonworm/crawler/utils.py

@@ -1,9 +0,0 @@
-from enum import Enum
-
-
-class Network(Enum):
-    ethereum = "ethereum"
-    polygon = "polygon"
-    mumbai = "mumbai"
-    xdai = "xdai"
-    wyrm = "wyrm"