fix pylint W0612 (unused-variable)

lnbits/core/crud.py

@@ -768,7 +768,7 @@ async def get_tinyurl_by_url(url: str) -> List[TinyURL]:
 
 
 async def delete_tinyurl(tinyurl_id: str):
-    row = await db.execute(
+    await db.execute(
         f"DELETE FROM tiny_url WHERE id = ?",
         (tinyurl_id,),
     )

lnbits/core/views/api.py

@@ -184,7 +184,7 @@ async def api_payments_create_invoice(data: CreateInvoiceData, wallet: Wallet):
 
     async with db.connect() as conn:
         try:
-            payment_hash, payment_request = await create_invoice(
+            _, payment_request = await create_invoice(
                 wallet_id=wallet.id,
                 amount=amount,
                 memo=memo,

lnbits/helpers.py

@@ -135,7 +135,7 @@ def get_current_extension_name() -> str:
     import os
 
     callee_filepath = inspect.stack()[1].filename
-    callee_dirname, callee_filename = os.path.split(callee_filepath)
+    callee_dirname, _ = os.path.split(callee_filepath)
 
     path = os.path.normpath(callee_dirname)
     extension_director_name = path.split(os.sep)[-1]

lnbits/lnurl.py

@@ -3,6 +3,7 @@ from bech32 import bech32_decode, bech32_encode, convertbits
 
 def decode(lnurl: str) -> str:
     hrp, data = bech32_decode(lnurl)
+    assert hrp
     assert data
     bech32_data = convertbits(data, 5, 8, False)
     assert bech32_data

lnbits/wallets/lnbits.py

@@ -97,7 +97,7 @@ class LNbitsWallet(Wallet):
                 json={"out": True, "bolt11": bolt11},
                 timeout=None,
             )
-        ok, checking_id, fee_msat, preimage, error_message = (
+        ok, checking_id, _, _, error_message = (
             not r.is_error,
             None,
             None,