Remove bcd datasource and config section (#250)

Author: droserasprout

CHANGELOG.md

@@ -2,6 +2,12 @@
 
 Please use [this](https://docs.gitlab.com/ee/development/changelog.html) document as guidelines to keep a changelog.
 
+## [unreleased]
+
+### Removed
+
+* bcd: Removed `bcd` datasource and config section.
+
 ## 4.2.6 - 2022-02-25
 
 ### Fixed

src/dipdup/config.py

@@ -231,32 +231,6 @@ def __post_init_post_parse__(self) -> None:
             raise ConfigurationError(f'`{self.url}` is not a valid datasource URL')
 
 
-@dataclass
-class BcdDatasourceConfig(NameMixin):
-    """BCD datasource config
-
-    :param kind: always 'bcd'
-    :param url: Base API URL
-    :param network: Network name, e.g. mainnet, hangzhounet, etc.
-    :param http: HTTP client configuration
-    """
-
-    kind: Literal['bcd']
-    url: str
-    network: str
-    http: Optional[HTTPConfig] = None
-
-    def __hash__(self):
-        return hash(self.kind + self.url + self.network)
-
-    @validator('url', allow_reuse=True)
-    def valid_url(cls, v):
-        parsed_url = urlparse(v)
-        if not (parsed_url.scheme and parsed_url.netloc):
-            raise ConfigurationError(f'`{v}` is not a valid datasource URL')
-        return v
-
-
 @dataclass
 class CoinbaseDatasourceConfig(NameMixin):
     """Coinbase datasource config
@@ -301,7 +275,6 @@ def __hash__(self):
 
 DatasourceConfigT = Union[
     TzktDatasourceConfig,
-    BcdDatasourceConfig,
     CoinbaseDatasourceConfig,
     MetadataDatasourceConfig,
     IpfsDatasourceConfig,

src/dipdup/datasources/bcd/__init__.py

@@ -1,6 +1,5 @@
 import asyncio
 import logging
-import warnings
 from asyncio import CancelledError
 from asyncio import Event
 from asyncio import Task
@@ -24,7 +23,6 @@
 from tortoise.transactions import get_connection
 
 from dipdup.codegen import DipDupCodeGenerator
-from dipdup.config import BcdDatasourceConfig
 from dipdup.config import CoinbaseDatasourceConfig
 from dipdup.config import ContractConfig
 from dipdup.config import DatasourceConfigT
@@ -39,7 +37,6 @@
 from dipdup.context import CallbackManager
 from dipdup.context import DipDupContext
 from dipdup.context import pending_indexes
-from dipdup.datasources.bcd.datasource import BcdDatasource
 from dipdup.datasources.coinbase.datasource import CoinbaseDatasource
 from dipdup.datasources.datasource import Datasource
 from dipdup.datasources.datasource import IndexDatasource
@@ -381,13 +378,6 @@ async def _create_datasources(self) -> None:
                     http_config=datasource_config.http,
                     merge_subscriptions=self._config.advanced.merge_subscriptions,
                 )
-            elif isinstance(datasource_config, BcdDatasourceConfig):
-                warnings.warn('Better Call Dev API is deprecated, use `MetadataDatasource` instead', DeprecationWarning)
-                datasource = BcdDatasource(
-                    url=datasource_config.url,
-                    network=datasource_config.network,
-                    http_config=datasource_config.http,
-                )
             elif isinstance(datasource_config, CoinbaseDatasourceConfig):
                 datasource = CoinbaseDatasource(
                     http_config=datasource_config.http,