Lift server agent string restrictions (#1208)

Author: robsdedude

src/neo4j/_async/io/__init__.py

@@ -28,7 +28,6 @@
     "AsyncBoltPool",
     "AsyncNeo4jPool",
     "ConnectionErrorHandler",
-    "check_supported_server_product",
 ]
 
 
@@ -39,10 +38,7 @@
     _bolt5,
 )
 from ._bolt import AsyncBolt
-from ._common import (
-    check_supported_server_product,
-    ConnectionErrorHandler,
-)
+from ._common import ConnectionErrorHandler
 from ._pool import (
     AcquisitionAuth,
     AcquisitionDatabase,

src/neo4j/_async/io/_bolt3.py

@@ -39,7 +39,6 @@
     tx_timeout_as_ms,
 )
 from ._common import (
-    check_supported_server_product,
     CommitResponse,
     InitResponse,
     ResetResponse,
@@ -237,7 +236,6 @@ async def hello(self, dehydration_hooks=None, hydration_hooks=None):
         )
         await self.send_all()
         await self.fetch_all()
-        check_supported_server_product(self.server_info.agent)
 
     def logon(self, dehydration_hooks=None, hydration_hooks=None):
         """Append a LOGON message to the outgoing queue."""

src/neo4j/_async/io/_bolt4.py

@@ -44,7 +44,6 @@
     ServerStateManager,
 )
 from ._common import (
-    check_supported_server_product,
     CommitResponse,
     InitResponse,
     ResetResponse,
@@ -157,7 +156,6 @@ async def hello(self, dehydration_hooks=None, hydration_hooks=None):
         )
         await self.send_all()
         await self.fetch_all()
-        check_supported_server_product(self.server_info.agent)
 
     def logon(self, dehydration_hooks=None, hydration_hooks=None):
         """Append a LOGON message to the outgoing queue."""
@@ -658,7 +656,6 @@ def on_success(metadata):
         )
         await self.send_all()
         await self.fetch_all()
-        check_supported_server_product(self.server_info.agent)
 
 
 class AsyncBolt4x4(AsyncBolt4x3):

src/neo4j/_async/io/_bolt5.py

@@ -45,7 +45,6 @@
     ServerStateManager,
 )
 from ._common import (
-    check_supported_server_product,
     CommitResponse,
     InitResponse,
     LogonResponse,
@@ -177,7 +176,6 @@ def on_success(metadata):
         )
         await self.send_all()
         await self.fetch_all()
-        check_supported_server_product(self.server_info.agent)
 
     def logon(self, dehydration_hooks=None, hydration_hooks=None):
         """Append a LOGON message to the outgoing queue."""
@@ -652,7 +650,6 @@ def on_success(metadata):
         )
         await self.send_all()
         await self.fetch_all()
-        check_supported_server_product(self.server_info.agent)
 
     def logon(self, dehydration_hooks=None, hydration_hooks=None):
         dehydration_hooks, hydration_hooks = self._default_hydration_hooks(
@@ -736,7 +733,6 @@ def on_success(metadata):
         self.logon(dehydration_hooks, hydration_hooks)
         await self.send_all()
         await self.fetch_all()
-        check_supported_server_product(self.server_info.agent)
 
     def run(
         self,

src/neo4j/_async/io/_common.py

@@ -26,7 +26,6 @@
     Neo4jError,
     ServiceUnavailable,
     SessionExpired,
-    UnsupportedServerProduct,
 )
 
 
@@ -331,20 +330,6 @@ class CommitResponse(Response):
     pass
 
 
-def check_supported_server_product(agent):
-    """
-    Check that a server product is supported by the driver.
-
-    This is done by inspecting the server agent string.
-
-    :param agent: server agent string to check for validity
-
-    :raises UnsupportedServerProduct: if the product is not supported
-    """
-    if not agent.startswith("Neo4j/"):
-        raise UnsupportedServerProduct(agent)
-
-
 async def receive_into_buffer(sock, buffer, n_bytes):
     end = buffer.used + n_bytes
     if end > len(buffer.data):