Add pyupgrade and autoflake8

Author: puddly

.pre-commit-config.yaml

@@ -34,3 +34,13 @@ repos:
       - id: mypy
         additional_dependencies:
           - zigpy==0.43.0
+
+  - repo: https://github.com/asottile/pyupgrade
+    rev: v2.31.0
+    hooks:
+      - id: pyupgrade
+
+  - repo: https://github.com/fsouza/autoflake8
+    rev: v0.3.1
+    hooks:
+      - id: autoflake8

pyproject.toml

@@ -53,6 +53,9 @@ disable_error_code = [
 [tool.coverage.run]
 source = "zigpy_znp"
 
+[tool.pyupgrade]
+py37plus = true
+
 [tool.tox]
 legacy_tox_ini = """
 [tox]

tests/application/test_connect.py

@@ -27,7 +27,7 @@ async def test_leak_detection(make_znp_server, mocker):
     znp_server = make_znp_server(server_cls=FormedLaunchpadCC26X2R1)
 
     def count_connected():
-        return sum([t._is_connected for t in znp_server._transports])
+        return sum(t._is_connected for t in znp_server._transports)
 
     # Opening and closing one connection will keep the count at zero
     assert count_connected() == 0

zigpy_znp/api.py

@@ -591,7 +591,6 @@ def connection_made(self) -> None:
         """
         Called by the UART object when a connection has been made.
         """
-        pass
 
     def connection_lost(self, exc) -> None:
         """

zigpy_znp/types/basic.py

@@ -29,8 +29,6 @@ class TrailingBytes(Bytes):
     Bytes must occur at the very end of a parameter list for easy parsing.
     """
 
-    pass
-
 
 def serialize_list(objects) -> Bytes:
     return Bytes(b"".join([o.serialize() for o in objects]))

zigpy_znp/types/commands.py

@@ -93,7 +93,7 @@ class CommandHeader(t.uint16_t):
 
     def __new__(
         cls, value: int = 0x0000, *, id=None, subsystem=None, type=None
-    ) -> "CommandHeader":
+    ) -> CommandHeader:
         instance = super().__new__(cls, value)
 
         if id is not None:
@@ -116,7 +116,7 @@ def id(self) -> t.uint8_t:
         """Return CommandHeader id."""
         return t.uint8_t(self >> 8)
 
-    def with_id(self, value: int) -> "CommandHeader":
+    def with_id(self, value: int) -> CommandHeader:
         """command ID setter."""
         return type(self)(self & 0x00FF | (value & 0xFF) << 8)
 
@@ -125,15 +125,15 @@ def subsystem(self) -> Subsystem:
         """Return subsystem of the command."""
         return Subsystem(self.cmd0 & 0x1F)
 
-    def with_subsystem(self, value: Subsystem) -> "CommandHeader":
+    def with_subsystem(self, value: Subsystem) -> CommandHeader:
         return type(self)(self & 0xFFE0 | value & 0x1F)
 
     @property
     def type(self) -> CommandType:
         """Return command type."""
         return CommandType(self.cmd0 >> 5)
 
-    def with_type(self, value) -> "CommandHeader":
+    def with_type(self, value) -> CommandHeader:
         return type(self)(self & 0xFF1F | (value & 0x07) << 5)
 
     def __str__(self) -> str:
@@ -399,7 +399,7 @@ def to_frame(self, *, align=False):
         return GeneralFrame(self.header, b"".join(chunks))
 
     @classmethod
-    def from_frame(cls, frame, *, align=False) -> "CommandBase":
+    def from_frame(cls, frame, *, align=False) -> CommandBase:
         if frame.header != cls.header:
             raise ValueError(
                 f"Wrong frame header in {cls}: {cls.header} != {frame.header}"
@@ -435,7 +435,7 @@ def from_frame(cls, frame, *, align=False) -> "CommandBase":
 
         return cls(**params)
 
-    def matches(self, other: "CommandBase") -> bool:
+    def matches(self, other: CommandBase) -> bool:
         if type(self) is not type(other):
             return False
 
@@ -455,7 +455,7 @@ def matches(self, other: "CommandBase") -> bool:
 
         return True
 
-    def replace(self, **kwargs) -> "CommandBase":
+    def replace(self, **kwargs) -> CommandBase:
         """
         Returns a copy of the current command with replaced parameters.
         """

zigpy_znp/types/named.py

@@ -96,8 +96,6 @@ def __repr__(self) -> str:
 class GroupId(basic.uint16_t, hex_repr=True):
     """Group ID class"""
 
-    pass
-
 
 class ScanType(basic.enum_uint8):
     EnergyDetect = 0x00

zigpy_znp/zigbee/application.py

@@ -536,7 +536,6 @@ async def permit_ncp(self, time_s: int) -> None:
         """
 
         # Z-Stack does not need any special code to do this
-        pass
 
     async def permit_with_key(self, node: t.EUI64, code: bytes, time_s=60):
         """
@@ -641,8 +640,6 @@ def on_intentionally_unhandled_message(self, msg: t.CommandBase) -> None:
         reduce unnecessary logging messages, they are given an explicit callback.
         """
 
-        pass
-
     async def on_zdo_message(self, msg: c.ZDO.MsgCbIncoming.Callback) -> None:
         """
         Global callback for all ZDO messages.