Removed None in dict.get()

https://stackoverflow.com/a/12631641

Extra Changes: freqtrade\freqtradebot.py:70
freqtrade\plugins\pairlistmanager.py:31

freqtrade/commands/hyperopt_commands.py

@@ -24,7 +24,7 @@ def start_hyperopt_list(args: Dict[str, Any]) -> None:
 
     print_colorized = config.get('print_colorized', False)
     print_json = config.get('print_json', False)
-    export_csv = config.get('export_csv', None)
+    export_csv = config.get('export_csv')
     no_details = config.get('hyperopt_list_no_details', False)
     no_header = False
 

freqtrade/configuration/configuration.py

@@ -127,7 +127,7 @@ class Configuration:
                 # Default to in-memory db for dry_run if not specified
                 config['db_url'] = constants.DEFAULT_DB_DRYRUN_URL
         else:
-            if not config.get('db_url', None):
+            if not config.get('db_url'):
                 config['db_url'] = constants.DEFAULT_DB_PROD_URL
             logger.info('Dry run is disabled')
 
@@ -180,7 +180,7 @@ class Configuration:
         config['user_data_dir'] = create_userdata_dir(config['user_data_dir'], create_dir=False)
         logger.info('Using user-data directory: %s ...', config['user_data_dir'])
 
-        config.update({'datadir': create_datadir(config, self.args.get('datadir', None))})
+        config.update({'datadir': create_datadir(config, self.args.get('datadir'))})
         logger.info('Using data directory: %s ...', config.get('datadir'))
 
         if self.args.get('exportfilename'):
@@ -219,7 +219,7 @@ class Configuration:
         if config.get('max_open_trades') == -1:
             config['max_open_trades'] = float('inf')
 
-        if self.args.get('stake_amount', None):
+        if self.args.get('stake_amount'):
             # Convert explicitly to float to support CLI argument for both unlimited and value
             try:
                 self.args['stake_amount'] = float(self.args['stake_amount'])
@@ -459,7 +459,7 @@ class Configuration:
                         configuration instead of the content)
         """
         if (argname in self.args and self.args[argname] is not None
-           and self.args[argname] is not False):
+                and self.args[argname] is not False):
 
             config.update({argname: self.args[argname]})
             if logfun:

freqtrade/exchange/exchange.py

@@ -383,11 +383,11 @@ class Exchange:
         Ensures that Configured mode aligns to
         """
         return (
-            market.get('quote', None) is not None
+            market.get('quote') is not None
-            and market.get('base', None) is not None
+            and market.get('base') is not None
             and (self.precisionMode != TICK_SIZE
                  # Too low precision will falsify calculations
-                 or market.get('precision', {}).get('price', None) > 1e-11)
+                 or market.get('precision', {}).get('price') > 1e-11)
             and ((self.trading_mode == TradingMode.SPOT and self.market_is_spot(market))
                  or (self.trading_mode == TradingMode.MARGIN and self.market_is_margin(market))
                  or (self.trading_mode == TradingMode.FUTURES and self.market_is_future(market)))
@@ -537,7 +537,7 @@ class Exchange:
                 # The internal info array is different for each particular market,
                 # its contents depend on the exchange.
                 # It can also be a string or similar ... so we need to verify that first.
-            elif (isinstance(self.markets[pair].get('info', None), dict)
+            elif (isinstance(self.markets[pair].get('info'), dict)
                   and self.markets[pair].get('info', {}).get('prohibitedIn', False)):
                 # Warn users about restricted pairs in whitelist.
                 # We cannot determine reliably if Users are affected.
@@ -1593,7 +1593,7 @@ class Exchange:
     def get_fee(self, symbol: str, type: str = '', side: str = '', amount: float = 1,
                 price: float = 1, taker_or_maker: str = 'maker') -> float:
         try:
-            if self._config['dry_run'] and self._config.get('fee', None) is not None:
+            if self._config['dry_run'] and self._config.get('fee') is not None:
                 return self._config['fee']
             # validate that markets are loaded before trying to get fee
             if self._api.markets is None or len(self._api.markets) == 0:
@@ -1654,7 +1654,7 @@ class Exchange:
 
                 fee_to_quote_rate = safe_value_fallback2(tick, tick, 'last', 'ask')
             except ExchangeError:
-                fee_to_quote_rate = self._config['exchange'].get('unknown_fee_rate', None)
+                fee_to_quote_rate = self._config['exchange'].get('unknown_fee_rate')
                 if not fee_to_quote_rate:
                     return None
             return round((self._contracts_to_amount(

freqtrade/freqtradebot.py

@@ -67,7 +67,7 @@ class FreqtradeBot(LoggingMixin):
 
         self.exchange = ExchangeResolver.load_exchange(self.config['exchange']['name'], self.config)
 
-        init_db(self.config.get('db_url', None), clean_open_orders=self.config['dry_run'])
+        init_db(self.config['db_url'], clean_open_orders=self.config['dry_run'])
 
         self.wallets = Wallets(self.config, self.exchange)
 
@@ -638,7 +638,7 @@ class FreqtradeBot(LoggingMixin):
         )
         order_obj = Order.parse_from_ccxt_object(order, pair, side)
         order_id = order['id']
-        order_status = order.get('status', None)
+        order_status = order.get('status')
         logger.info(f"Order #{order_id} was created for {pair} and status is {order_status}.")
 
         # we assume the order is executed at the price requested
@@ -845,7 +845,7 @@ class FreqtradeBot(LoggingMixin):
             'order_type': order_type,
             'stake_amount': trade.stake_amount,
             'stake_currency': self.config['stake_currency'],
-            'fiat_currency': self.config.get('fiat_display_currency', None),
+            'fiat_currency': self.config.get('fiat_display_currency'),
             'amount': safe_value_fallback(order, 'filled', 'amount') or trade.amount,
             'open_date': trade.open_date or datetime.utcnow(),
             'current_rate': current_rate,
@@ -874,7 +874,7 @@ class FreqtradeBot(LoggingMixin):
             'order_type': order_type,
             'stake_amount': trade.stake_amount,
             'stake_currency': self.config['stake_currency'],
-            'fiat_currency': self.config.get('fiat_display_currency', None),
+            'fiat_currency': self.config.get('fiat_display_currency'),
             'amount': trade.amount,
             'open_date': trade.open_date,
             'current_rate': current_rate,
@@ -1529,7 +1529,7 @@ class FreqtradeBot(LoggingMixin):
             'open_date': trade.open_date,
             'close_date': trade.close_date or datetime.utcnow(),
             'stake_currency': self.config['stake_currency'],
-            'fiat_currency': self.config.get('fiat_display_currency', None),
+            'fiat_currency': self.config.get('fiat_display_currency'),
         }
 
         if 'fiat_display_currency' in self.config:
@@ -1578,7 +1578,7 @@ class FreqtradeBot(LoggingMixin):
             'open_date': trade.open_date,
             'close_date': trade.close_date or datetime.now(timezone.utc),
             'stake_currency': self.config['stake_currency'],
-            'fiat_currency': self.config.get('fiat_display_currency', None),
+            'fiat_currency': self.config.get('fiat_display_currency'),
             'reason': reason,
         }
 
@@ -1640,7 +1640,7 @@ class FreqtradeBot(LoggingMixin):
 
         if order['status'] in constants.NON_OPEN_EXCHANGE_STATES:
             # If a entry order was closed, force update on stoploss on exchange
-            if order.get('side', None) == trade.entry_side:
+            if order.get('side') == trade.entry_side:
                 trade = self.cancel_stoploss_on_exchange(trade)
                 # TODO: Margin will need to use interest_rate as well.
                 # interest_rate = self.exchange.get_interest_rate()

freqtrade/optimize/backtesting.py

@@ -87,7 +87,7 @@ class Backtesting:
         self.exchange = ExchangeResolver.load_exchange(self._exchange_name, self.config)
         self.dataprovider = DataProvider(self.config, self.exchange)
 
-        if self.config.get('strategy_list', None):
+        if self.config.get('strategy_list'):
             for strat in list(self.config['strategy_list']):
                 stratconf = deepcopy(self.config)
                 stratconf['strategy'] = strat
@@ -123,7 +123,7 @@ class Backtesting:
         if len(self.pairlists.whitelist) == 0:
             raise OperationalException("No pair in whitelist.")
 
-        if config.get('fee', None) is not None:
+        if config.get('fee') is not None:
             self.fee = config['fee']
         else:
             self.fee = self.exchange.get_fee(symbol=self.pairlists.whitelist[0])

freqtrade/optimize/hyperopt.py

@@ -455,7 +455,7 @@ class Hyperopt:
             return self.opt.ask(n_points=n_points), [False for _ in range(n_points)]
 
     def start(self) -> None:
-        self.random_state = self._set_random_state(self.config.get('hyperopt_random_state', None))
+        self.random_state = self._set_random_state(self.config.get('hyperopt_random_state'))
         logger.info(f"Using optimizer random state: {self.random_state}")
         self.hyperopt_table_header = -1
         # Initialize spaces ...

freqtrade/optimize/hyperopt_tools.py

@@ -127,14 +127,14 @@ class HyperoptTools():
             'only_profitable': config.get('hyperopt_list_profitable', False),
             'filter_min_trades': config.get('hyperopt_list_min_trades', 0),
             'filter_max_trades': config.get('hyperopt_list_max_trades', 0),
-            'filter_min_avg_time': config.get('hyperopt_list_min_avg_time', None),
+            'filter_min_avg_time': config.get('hyperopt_list_min_avg_time'),
-            'filter_max_avg_time': config.get('hyperopt_list_max_avg_time', None),
+            'filter_max_avg_time': config.get('hyperopt_list_max_avg_time'),
-            'filter_min_avg_profit': config.get('hyperopt_list_min_avg_profit', None),
+            'filter_min_avg_profit': config.get('hyperopt_list_min_avg_profit'),
-            'filter_max_avg_profit': config.get('hyperopt_list_max_avg_profit', None),
+            'filter_max_avg_profit': config.get('hyperopt_list_max_avg_profit'),
-            'filter_min_total_profit': config.get('hyperopt_list_min_total_profit', None),
+            'filter_min_total_profit': config.get('hyperopt_list_min_total_profit'),
-            'filter_max_total_profit': config.get('hyperopt_list_max_total_profit', None),
+            'filter_max_total_profit': config.get('hyperopt_list_max_total_profit'),
-            'filter_min_objective': config.get('hyperopt_list_min_objective', None),
+            'filter_min_objective': config.get('hyperopt_list_min_objective'),
-            'filter_max_objective': config.get('hyperopt_list_max_objective', None),
+            'filter_max_objective': config.get('hyperopt_list_max_objective'),
         }
         if not HyperoptTools._test_hyperopt_results_exist(results_file):
             # No file found.

freqtrade/plugins/pairlist/AgeFilter.py

@@ -30,7 +30,7 @@ class AgeFilter(IPairList):
         self._symbolsCheckFailed = PeriodicCache(maxsize=1000, ttl=86_400)
 
         self._min_days_listed = pairlistconfig.get('min_days_listed', 10)
-        self._max_days_listed = pairlistconfig.get('max_days_listed', None)
+        self._max_days_listed = pairlistconfig.get('max_days_listed')
 
         candle_limit = exchange.ohlcv_candle_limit('1d', self._config['candle_type_def'])
         if self._min_days_listed < 1:

freqtrade/plugins/pairlist/PerformanceFilter.py

@@ -21,7 +21,7 @@ class PerformanceFilter(IPairList):
         super().__init__(exchange, pairlistmanager, config, pairlistconfig, pairlist_pos)
 
         self._minutes = pairlistconfig.get('minutes', 0)
-        self._min_profit = pairlistconfig.get('min_profit', None)
+        self._min_profit = pairlistconfig.get('min_profit')
 
     @property
     def needstickers(self) -> bool:

freqtrade/plugins/pairlist/PriceFilter.py

@@ -70,7 +70,7 @@ class PriceFilter(IPairList):
         :param ticker: ticker dict as returned from ccxt.fetch_tickers()
         :return: True if the pair can stay, false if it should be removed
         """
-        if ticker.get('last', None) is None or ticker.get('last') == 0:
+        if ticker.get('last') is None or ticker.get('last') == 0:
             self.log_once(f"Removed {pair} from whitelist, because "
                           "ticker['last'] is empty (Usually no trade in the last 24h).",
                           logger.info)

freqtrade/plugins/pairlist/rangestabilityfilter.py

@@ -27,7 +27,7 @@ class RangeStabilityFilter(IPairList):
 
         self._days = pairlistconfig.get('lookback_days', 10)
         self._min_rate_of_change = pairlistconfig.get('min_rate_of_change', 0.01)
-        self._max_rate_of_change = pairlistconfig.get('max_rate_of_change', None)
+        self._max_rate_of_change = pairlistconfig.get('max_rate_of_change')
         self._refresh_period = pairlistconfig.get('refresh_period', 1440)
         self._def_candletype = self._config['candle_type_def']
 

freqtrade/plugins/pairlistmanager.py

@@ -28,7 +28,7 @@ class PairListManager(LoggingMixin):
         self._blacklist = self._config['exchange'].get('pair_blacklist', [])
         self._pairlist_handlers: List[IPairList] = []
         self._tickers_needed = False
-        for pairlist_handler_config in self._config.get('pairlists', None):
+        for pairlist_handler_config in self._config.get('pairlists', []):
             pairlist_handler = PairListResolver.load_pairlist(
                 pairlist_handler_config['method'],
                 exchange=exchange,

freqtrade/rpc/api_server/api_v1.py

@@ -281,7 +281,7 @@ def get_strategy(strategy: str, config=Depends(get_config)):
 def list_available_pairs(timeframe: Optional[str] = None, stake_currency: Optional[str] = None,
                          candletype: Optional[CandleType] = None, config=Depends(get_config)):
 
-    dh = get_datahandler(config['datadir'], config.get('dataformat_ohlcv', None))
+    dh = get_datahandler(config['datadir'], config.get('dataformat_ohlcv'))
     trading_mode: TradingMode = config.get('trading_mode', TradingMode.SPOT)
     pair_interval = dh.ohlcv_get_available_data(config['datadir'], trading_mode)
 

freqtrade/rpc/rpc.py

@@ -96,7 +96,7 @@ class RPC:
         """
         self._freqtrade = freqtrade
         self._config: Dict[str, Any] = freqtrade.config
-        if self._config.get('fiat_display_currency', None):
+        if self._config.get('fiat_display_currency'):
             self._fiat_converter = CryptoToFiatConverter()
 
     @staticmethod
@@ -600,7 +600,7 @@ class RPC:
             else:
                 try:
                     pair = self._freqtrade.exchange.get_valid_pair_combination(coin, stake_currency)
-                    rate = tickers.get(pair, {}).get('last', None)
+                    rate = tickers.get(pair, {}).get('last')
                     if rate:
                         if pair.startswith(stake_currency) and not pair.endswith(stake_currency):
                             rate = 1.0 / rate

freqtrade/rpc/telegram.py

@@ -241,7 +241,7 @@ class Telegram(RPCHandler):
             f" {entry_side['entered'] if is_fill else entry_side['enter']} {msg['pair']}"
             f" (#{msg['trade_id']})\n"
             )
-        message += f"*Enter Tag:* `{msg['enter_tag']}`\n" if msg.get('enter_tag', None) else ""
+        message += f"*Enter Tag:* `{msg['enter_tag']}`\n" if msg.get('enter_tag') else ""
         message += f"*Amount:* `{msg['amount']:.8f}`\n"
         if msg.get('leverage') and msg.get('leverage', 1.0) != 1.0:
             message += f"*Leverage:* `{msg['leverage']}`\n"
@@ -254,7 +254,7 @@ class Telegram(RPCHandler):
 
         message += f"*Total:* `({round_coin_value(msg['stake_amount'], msg['stake_currency'])}"
 
-        if msg.get('fiat_currency', None):
+        if msg.get('fiat_currency'):
             message += f", {round_coin_value(msg['stake_amount_fiat'], msg['fiat_currency'])}"
 
         message += ")`"
@@ -270,7 +270,7 @@ class Telegram(RPCHandler):
         msg['enter_tag'] = msg['enter_tag'] if "enter_tag" in msg.keys() else None
         msg['emoji'] = self._get_sell_emoji(msg)
         msg['leverage_text'] = (f"*Leverage:* `{msg['leverage']:.1f}`\n"
-                                if msg.get('leverage', None) and msg.get('leverage', 1.0) != 1.0
+                                if msg.get('leverage') and msg.get('leverage', 1.0) != 1.0
                                 else "")
 
         # Check if all sell properties are available.

freqtrade/rpc/webhook.py

@@ -45,21 +45,21 @@ class Webhook(RPCHandler):
         try:
             whconfig = self._config['webhook']
             if msg['type'] in [RPCMessageType.ENTRY]:
-                valuedict = whconfig.get('webhookentry', None)
+                valuedict = whconfig.get('webhookentry')
             elif msg['type'] in [RPCMessageType.ENTRY_CANCEL]:
-                valuedict = whconfig.get('webhookentrycancel', None)
+                valuedict = whconfig.get('webhookentrycancel')
             elif msg['type'] in [RPCMessageType.ENTRY_FILL]:
-                valuedict = whconfig.get('webhookentryfill', None)
+                valuedict = whconfig.get('webhookentryfill')
             elif msg['type'] == RPCMessageType.EXIT:
-                valuedict = whconfig.get('webhookexit', None)
+                valuedict = whconfig.get('webhookexit')
             elif msg['type'] == RPCMessageType.EXIT_FILL:
-                valuedict = whconfig.get('webhookexitfill', None)
+                valuedict = whconfig.get('webhookexitfill')
             elif msg['type'] == RPCMessageType.EXIT_CANCEL:
-                valuedict = whconfig.get('webhookexitcancel', None)
+                valuedict = whconfig.get('webhookexitcancel')
             elif msg['type'] in (RPCMessageType.STATUS,
                                  RPCMessageType.STARTUP,
                                  RPCMessageType.WARNING):
-                valuedict = whconfig.get('webhookstatus', None)
+                valuedict = whconfig.get('webhookstatus')
             else:
                 raise NotImplementedError('Unknown message type: {}'.format(msg['type']))
             if not valuedict:

freqtrade/wallets.py

@@ -131,9 +131,9 @@ class Wallets:
             if isinstance(balances[currency], dict):
                 self._wallets[currency] = Wallet(
                     currency,
-                    balances[currency].get('free', None),
+                    balances[currency].get('free'),
-                    balances[currency].get('used', None),
+                    balances[currency].get('used'),
-                    balances[currency].get('total', None)
+                    balances[currency].get('total')
                 )
         # Remove currencies no longer in get_balances output
         for currency in deepcopy(self._wallets):