Fix undefineds identified by flake8

sphericale · Feb 25, 2020 · 1f5bef9 · 1f5bef9
1 parent 91cce3b
commit 1f5bef9
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Showing 3 changed files with 9 additions and 3 deletions.
diff --git a/electrum/blockchain.py b/electrum/blockchain.py
@@ -672,7 +672,7 @@ def get_target(self, height, chain=None):
     def chainwork_of_header_at_height(self, height: int) -> int:
         """work done by single header at given height"""
         chunk_idx = height // 2016 - 1
-        target = self.get_target(index * 2016)
+        target = self.get_target(chunk_idx)
         work = ((2 ** 256 - target - 1) // (target + 1)) + 1
         return work
 

diff --git a/electrum/plugin.py b/electrum/plugin.py
@@ -28,7 +28,8 @@
 import time
 import threading
 import sys
-from typing import NamedTuple, Any, Union, TYPE_CHECKING, Optional
+from typing import (NamedTuple, Any, Union, TYPE_CHECKING, Optional, Tuple,
+                    Dict, Iterable, List)
 
 from .i18n import _
 from .util import (profiler, DaemonThread, UserCancelled, ThreadJob)
@@ -37,6 +38,10 @@
 from .simple_config import SimpleConfig
 from .logging import get_logger, Logger
 
+if TYPE_CHECKING:
+    from .plugins.hw_wallet import HW_PluginBase, HardwareClientBase
+    from .keystore import Hardware_KeyStore
+
 
 _logger = get_logger(__name__)
 plugin_loaders = {}

diff --git a/electrum/plugins/ledger/ledger.py b/electrum/plugins/ledger/ledger.py
@@ -4,6 +4,7 @@
 import traceback
 
 from electrum import ecc
+from electrum import constants
 from electrum.bitcoin import TYPE_ADDRESS, int_to_hex, var_int, is_segwit_script_type
 from electrum.bip32 import BIP32Node
 from electrum.i18n import _
@@ -185,7 +186,7 @@ def perform_hw1_preflight(self):
                     raise UserFacingException('Aborted by user - please unplug the dongle and plug it again before retrying')
                 pin = pin.encode()
                 self.dongleObject.verifyPin(pin)
-                self.dongleObject.setAlternateCoinVersions(ADDRTYPE_P2PKH, ADDRTYPE_P2SH)
+                self.dongleObject.setAlternateCoinVersions(constants.net.ADDRTYPE_P2PKH, constants.net.ADDRTYPE_P2SH)
         except BTChipException as e:
             if (e.sw == 0x6faa):
                 raise UserFacingException("Dongle is temporarily locked - please unplug it and replug it again")