chore: adhere to ruff's C (#2379)

lnbits/core/views/extension_api.py

@@ -135,7 +135,7 @@ async def api_uninstall_extension(
         )
 
     # check that other extensions do not depend on this one
-    for valid_ext_id in list(map(lambda e: e.code, get_valid_extensions())):
+    for valid_ext_id in [ext.code for ext in get_valid_extensions()]:
         installed_ext = next(
             (ext for ext in installable_extensions if ext.id == valid_ext_id), None
         )

lnbits/core/views/generic.py

@@ -113,6 +113,7 @@ async def extensions_install(
     except Exception as ex:
         logger.warning(ex)
         installable_exts = []
+        installed_exts_ids = []
 
     try:
         ext_id = activate or deactivate
@@ -137,12 +138,11 @@ async def extensions_install(
                 ext_id=ext_id, active=activate is not None
             )
 
-        all_ext_ids = list(map(lambda e: e.code, all_extensions))
+        all_ext_ids = [ext.code for ext in all_extensions]
         inactive_extensions = await get_inactive_extensions()
         db_version = await get_dbversions()
-        extensions = list(
+        extensions = [
-            map(
+            {
-                lambda ext: {
                 "id": ext.id,
                 "name": ext.name,
                 "icon": ext.icon,
@@ -161,10 +161,9 @@ async def extensions_install(
                 "installedRelease": (
                     dict(ext.installed_release) if ext.installed_release else None
                 ),
-                },
+            }
-                installable_exts,
+            for ext in installable_exts
-            )
+        ]
-        )
 
         # refresh user state. Eg: enabled extensions.
         user = await get_user(user.id) or user

lnbits/core/views/payment_api.py

@@ -393,7 +393,7 @@ async def subscribe_wallet_invoices(request: Request, wallet: Wallet):
             payment: Payment = await payment_queue.get()
             if payment.wallet_id == this_wallet_id:
                 logger.debug("sse listener: payment received", payment)
-                yield dict(data=payment.json(), event="payment-received")
+                yield {"data": payment.json(), "event": "payment-received"}
     except asyncio.CancelledError:
         logger.debug(f"removing listener for wallet {uid}")
     except Exception as exc:

lnbits/middleware.py

@@ -78,7 +78,7 @@ class InstalledExtensionMiddleware:
             "",
         )
 
-        if "text/html" in [a for a in accept_header.split(",")]:
+        if "text/html" in accept_header.split(","):
             return HTMLResponse(
                 status_code=status_code,
                 content=template_renderer()

lnbits/nodes/lndrest.py

@@ -167,6 +167,8 @@ class LndRestNode(Node):
         point: Optional[ChannelPoint] = None,
         force: bool = False,
     ):
+        if short_id:
+            logger.debug(f"Closing channel with short_id: {short_id}")
         if not point:
             raise HTTPException(
                 status_code=HTTPStatus.BAD_REQUEST, detail="Channel point required"

lnbits/server.py

@@ -10,10 +10,10 @@ from lnbits.settings import set_cli_settings, settings
 
 
 @click.command(
-    context_settings=dict(
+    context_settings={
-        ignore_unknown_options=True,
+        "ignore_unknown_options": True,
-        allow_extra_args=True,
+        "allow_extra_args": True,
-    )
+    }
 )
 @click.option("--port", default=settings.port, help="Port to listen on")
 @click.option("--host", default=settings.host, help="Host to run LNBits on")
@@ -48,7 +48,7 @@ def main(
 
     # this beautiful beast parses all command line arguments and
     # passes them to the uvicorn server
-    d = dict()
+    d = {}
     for a in ctx.args:
         item = a.split("=")
         if len(item) > 1:  # argument like --key=value

lnbits/wallets/fake.py

@@ -31,7 +31,7 @@ from .base import (
 
 class FakeWallet(Wallet):
     queue: asyncio.Queue = asyncio.Queue(0)
-    payment_secrets: Dict[str, str] = dict()
+    payment_secrets: Dict[str, str] = {}
     paid_invoices: Set[str] = set()
     secret: str = settings.fake_wallet_secret
     privkey: str = hashlib.pbkdf2_hmac(

lnbits/wallets/lndrest.py

@@ -142,7 +142,7 @@ class LndRestWallet(Wallet):
 
     async def pay_invoice(self, bolt11: str, fee_limit_msat: int) -> PaymentResponse:
         # set the fee limit for the payment
-        lnrpcFeeLimit = dict()
+        lnrpcFeeLimit = {}
         lnrpcFeeLimit["fixed_msat"] = f"{fee_limit_msat}"
 
         try:

pyproject.toml

@@ -164,7 +164,8 @@ extend-exclude = [
 # W - pycodestyle warnings
 # I - isort
 # A - flake8-builtins
-select = ["F", "E", "W", "I", "A"]
+# C - mccabe
+select = ["F", "E", "W", "I", "A", "C"]
 ignore = []
 
 # Allow autofix for all enabled rules (when `--fix`) is provided.
@@ -179,5 +180,5 @@ dummy-variable-rgx = "^(_+|(_+[a-zA-Z0-9_]*[a-zA-Z0-9]+?))$"
 "__init__.py" = ["F401", "F403"]
 
 [tool.ruff.lint.mccabe]
-# Unlike Flake8, default to a complexity level of 10.
+# TODO: Decrease this to 10.
-max-complexity = 10
+max-complexity = 16

tools/conv.py

@@ -152,8 +152,8 @@ def migrate_db(file: str, schema: str, exclude_tables: List[str] = []):
 
 
 def build_insert_query(schema, tableName, columns):
-    to_columns = ", ".join(map(lambda column: f'"{column[1].lower()}"', columns))
+    to_columns = ", ".join([f'"{column[1].lower()}"' for column in columns])
-    values = ", ".join(map(lambda column: to_column_type(column[2]), columns))
+    values = ", ".join([to_column_type(column[2]) for column in columns])
     return f"""
             INSERT INTO {schema}.{tableName}({to_columns})
             VALUES ({values});