remove unneeded constructor parameters

apps/bench.py

@@ -197,12 +197,10 @@ def make_sdp_records(channel):
     }
 
 
-async def find_rfcomm_channel_with_uuid(
-    device: Device, connection: Connection, uuid: str
-) -> int:
+async def find_rfcomm_channel_with_uuid(connection: Connection, uuid: str) -> int:
     # Connect to the SDP Server
-    sdp_client = SdpClient(device)
-    await sdp_client.connect(connection)
+    sdp_client = SdpClient(connection)
+    await sdp_client.connect()
 
     # Search for services with an L2CAP service attribute
     search_result = await sdp_client.search_attributes(
@@ -809,9 +807,7 @@ async def on_connection(self, connection):
             print(
                 color(f'@@@ Discovering channel number from UUID {self.uuid}', 'cyan')
             )
-            channel = await find_rfcomm_channel_with_uuid(
-                self.device, connection, self.uuid
-            )
+            channel = await find_rfcomm_channel_with_uuid(connection, self.uuid)
             print(color(f'@@@ Channel number = {channel}', 'cyan'))
             if channel == 0:
                 print(color('!!! No RFComm service with this UUID found', 'red'))
@@ -820,7 +816,7 @@ async def on_connection(self, connection):
 
         # Create a client and start it
         print(color('*** Starting RFCOMM client...', 'blue'))
-        rfcomm_client = bumble.rfcomm.Client(self.device, connection)
+        rfcomm_client = bumble.rfcomm.Client(connection)
         rfcomm_mux = await rfcomm_client.start()
         print(color('*** Started', 'blue'))
 

bumble/avdtp.py

@@ -250,15 +250,15 @@ async def find_avdtp_service_with_sdp_client(
 
 # -----------------------------------------------------------------------------
 async def find_avdtp_service_with_connection(
-    device: device.Device, connection: device.Connection
+    connection: device.Connection,
 ) -> Optional[Tuple[int, int]]:
     '''
     Find an AVDTP service, for a connection, and return its version,
     or None if none is found
     '''
 
-    sdp_client = sdp.Client(device)
-    await sdp_client.connect(connection)
+    sdp_client = sdp.Client(connection)
+    await sdp_client.connect()
     service_version = await find_avdtp_service_with_sdp_client(sdp_client)
     await sdp_client.disconnect()
 

bumble/rfcomm.py

@@ -889,8 +889,7 @@ class Client:
     multiplexer: Optional[Multiplexer]
     l2cap_channel: Optional[l2cap.ClassicChannel]
 
-    def __init__(self, device: Device, connection: Connection) -> None:
-        self.device = device
+    def __init__(self, connection: Connection) -> None:
         self.connection = connection
         self.l2cap_channel = None
         self.multiplexer = None
@@ -906,7 +905,7 @@ async def start(self) -> Multiplexer:
             raise
 
         assert self.l2cap_channel is not None
-        # Create a mutliplexer to manage DLCs with the server
+        # Create a multiplexer to manage DLCs with the server
         self.multiplexer = Multiplexer(self.l2cap_channel, Multiplexer.Role.INITIATOR)
 
         # Connect the multiplexer

bumble/sdp.py

@@ -760,13 +760,13 @@ class SDP_ServiceSearchAttributeResponse(SDP_PDU):
 class Client:
     channel: Optional[l2cap.ClassicChannel]
 
-    def __init__(self, device: Device) -> None:
-        self.device = device
+    def __init__(self, connection: Connection) -> None:
+        self.connection = connection
         self.pending_request = None
         self.channel = None
 
-    async def connect(self, connection: Connection) -> None:
-        self.channel = await connection.create_l2cap_channel(
+    async def connect(self) -> None:
+        self.channel = await self.connection.create_l2cap_channel(
             spec=l2cap.ClassicChannelSpec(SDP_PSM)
         )
 

examples/run_a2dp_info.py

@@ -53,10 +53,10 @@ def sdp_records():
 
 # -----------------------------------------------------------------------------
 # pylint: disable-next=too-many-nested-blocks
-async def find_a2dp_service(device, connection):
+async def find_a2dp_service(connection):
     # Connect to the SDP Server
-    sdp_client = SDP_Client(device)
-    await sdp_client.connect(connection)
+    sdp_client = SDP_Client(connection)
+    await sdp_client.connect()
 
     # Search for services with an Audio Sink service class
     search_result = await sdp_client.search_attributes(
@@ -177,7 +177,7 @@ async def main():
         print('*** Encryption on')
 
         # Look for an A2DP service
-        avdtp_version = await find_a2dp_service(device, connection)
+        avdtp_version = await find_a2dp_service(connection)
         if not avdtp_version:
             print(color('!!! no AVDTP service found'))
             return

examples/run_a2dp_source.py

@@ -165,9 +165,7 @@ async def read(byte_count):
                 print('*** Encryption on')
 
                 # Look for an A2DP service
-                avdtp_version = await find_avdtp_service_with_connection(
-                    device, connection
-                )
+                avdtp_version = await find_avdtp_service_with_connection(connection)
                 if not avdtp_version:
                     print(color('!!! no A2DP service found'))
                     return

examples/run_classic_connect.py

@@ -63,8 +63,8 @@ async def connect(target_address):
             print(f'=== Connected to {connection.peer_address}!')
 
             # Connect to the SDP Server
-            sdp_client = SDP_Client(device)
-            await sdp_client.connect(connection)
+            sdp_client = SDP_Client(connection)
+            await sdp_client.connect()
 
             # List all services in the root browse group
             service_record_handles = await sdp_client.search_services(

examples/run_hfp_gateway.py

@@ -48,8 +48,8 @@
 # pylint: disable-next=too-many-nested-blocks
 async def list_rfcomm_channels(device, connection):
     # Connect to the SDP Server
-    sdp_client = SDP_Client(device)
-    await sdp_client.connect(connection)
+    sdp_client = SDP_Client(connection)
+    await sdp_client.connect()
 
     # Search for services that support the Handsfree Profile
     search_result = await sdp_client.search_attributes(
@@ -183,7 +183,7 @@ async def main():
 
         # Create a client and start it
         print('@@@ Starting to RFCOMM client...')
-        rfcomm_client = rfcomm.Client(device, connection)
+        rfcomm_client = rfcomm.Client(connection)
         rfcomm_mux = await rfcomm_client.start()
         print('@@@ Started')
 

examples/run_hid_host.py

@@ -22,21 +22,16 @@
 
 from bumble.colors import color
 
-import bumble.core
 from bumble.device import Device
 from bumble.transport import open_transport_or_link
 from bumble.core import (
-    BT_L2CAP_PROTOCOL_ID,
-    BT_HIDP_PROTOCOL_ID,
     BT_HUMAN_INTERFACE_DEVICE_SERVICE,
     BT_BR_EDR_TRANSPORT,
 )
 from bumble.hci import Address
 from bumble.hid import Host, Message
 from bumble.sdp import (
     Client as SDP_Client,
-    DataElement,
-    ServiceAttribute,
     SDP_PROTOCOL_DESCRIPTOR_LIST_ATTRIBUTE_ID,
     SDP_SERVICE_CLASS_ID_LIST_ATTRIBUTE_ID,
     SDP_BLUETOOTH_PROFILE_DESCRIPTOR_LIST_ATTRIBUTE_ID,
@@ -75,11 +70,11 @@
 # -----------------------------------------------------------------------------
 
 
-async def get_hid_device_sdp_record(device, connection):
+async def get_hid_device_sdp_record(connection):
 
     # Connect to the SDP Server
-    sdp_client = SDP_Client(device)
-    await sdp_client.connect(connection)
+    sdp_client = SDP_Client(connection)
+    await sdp_client.connect()
     if sdp_client:
         print(color('Connected to SDP Server', 'blue'))
     else:
@@ -348,7 +343,7 @@ def on_hid_virtual_cable_unplug_cb():
         await connection.encrypt()
         print('*** Encryption on')
 
-        await get_hid_device_sdp_record(device, connection)
+        await get_hid_device_sdp_record(connection)
 
         # Create HID host and start it
         print('@@@ Starting HID Host...')

examples/run_rfcomm_client.py

@@ -42,10 +42,10 @@
 
 
 # -----------------------------------------------------------------------------
-async def list_rfcomm_channels(device, connection):
+async def list_rfcomm_channels(connection):
     # Connect to the SDP Server
-    sdp_client = SDP_Client(device)
-    await sdp_client.connect(connection)
+    sdp_client = SDP_Client(connection)
+    await sdp_client.connect()
 
     # Search for services with an L2CAP service attribute
     search_result = await sdp_client.search_attributes(
@@ -194,7 +194,7 @@ async def main():
 
         channel = sys.argv[4]
         if channel == 'discover':
-            await list_rfcomm_channels(device, connection)
+            await list_rfcomm_channels(connection)
             return
 
         # Request authentication
@@ -209,7 +209,7 @@ async def main():
 
         # Create a client and start it
         print('@@@ Starting RFCOMM client...')
-        rfcomm_client = Client(device, connection)
+        rfcomm_client = Client(connection)
         rfcomm_mux = await rfcomm_client.start()
         print('@@@ Started')
 

tests/hfp_test.py

@@ -43,12 +43,10 @@ async def make_hfp_connections(
 
     # Setup RFCOMM channel
     wait_dlc = asyncio.get_running_loop().create_future()
-    rfcomm_channel = rfcomm.Server(devices.devices[0]).listen(
-        lambda dlc: wait_dlc.set_result(dlc)
-    )
+    rfcomm_channel = rfcomm.Server(devices.devices[0]).listen(wait_dlc.set_result)
     assert devices.connections[0]
     assert devices.connections[1]
-    client_mux = await rfcomm.Client(devices.devices[1], devices.connections[1]).start()
+    client_mux = await rfcomm.Client(devices.connections[1]).start()
 
     client_dlc = await client_mux.open_dlc(rfcomm_channel)
     server_dlc = await wait_dlc

tests/sdp_test.py

@@ -215,8 +215,8 @@ async def test_service_search():
     devices.devices[0].sdp_server.service_records.update(sdp_records())
 
     # Search for service
-    client = Client(devices.devices[1])
-    await client.connect(devices.connections[1])
+    client = Client(devices.connections[1])
+    await client.connect()
     services = await client.search_services(
         [UUID('E6D55659-C8B4-4B85-96BB-B1143AF6D3AE')]
     )
@@ -236,8 +236,8 @@ async def test_service_attribute():
     devices.devices[0].sdp_server.service_records.update(sdp_records())
 
     # Search for service
-    client = Client(devices.devices[1])
-    await client.connect(devices.connections[1])
+    client = Client(devices.connections[1])
+    await client.connect()
     attributes = await client.get_attributes(
         0x00010001, [SDP_SERVICE_RECORD_HANDLE_ATTRIBUTE_ID]
     )
@@ -257,8 +257,8 @@ async def test_service_search_attribute():
     devices.devices[0].sdp_server.service_records.update(sdp_records())
 
     # Search for service
-    client = Client(devices.devices[1])
-    await client.connect(devices.connections[1])
+    client = Client(devices.connections[1])
+    await client.connect()
     attributes = await client.search_attributes(
         [UUID('E6D55659-C8B4-4B85-96BB-B1143AF6D3AE')], [(0x0000FFFF, 8)]
     )