Last minute pybytes bugfixes

Author: Xykon

esp32/frozen/Pybytes/_pybytes.py

@@ -222,7 +222,7 @@ def connect(self):
                     self.__config_updated = False
             self.__check_init()
 
-            if not self.__conf['network_preferences']:
+            if not self.__conf.get('network_preferences'):
                 print("network_preferences are empty, set it up in /flash/pybytes_config.json first") # noqa
 
             for net in self.__conf['network_preferences']:
@@ -310,11 +310,10 @@ def set_config(
         if reconnect:
             self.reconnect()
 
-    def update_config(self, key=None, value=None, permanent=True, silent=False, reconnect=False):
-        if key is None:
-            raise ValueError('You need to either specify a key!')
-        else:
-            self.__conf[key].update(value)
+    def update_config(self, key, value=None, permanent=True, silent=False, reconnect=False):
+        if type(value) != list:
+            raise ValueError('Value must be a list!')
+        self.__conf[key].update(value)
         self.__config_updated = True
         if permanent: self.write_config(silent=silent)
         if reconnect:
@@ -444,8 +443,10 @@ def activate(self, activation_string):
         except:
             from _pybytes_config import PybytesConfig
         try:
-            self.__conf = PybytesConfig().cli_config(activation_info=jstring)
-            self.start()
+            if self.__conf = PybytesConfig().cli_config(activation_info=jstring):
+                self.start()
+            else:
+                print('Activation failed!')
         except Exception as ex:
             print('Activation failed! Please try again...')
             print_debug(1, ex)

esp32/frozen/Pybytes/_pybytes_connection.py

@@ -139,6 +139,7 @@ def connect_wifi(self, reconnect=True, check_interval=0.5, timeout=120):
                         return False
                     elif attempt == 3:
                         print("Error connecting using WIFI: %s" % e)
+                        return False
 
             self.__network_type = constants.__NETWORK_TYPE_WIFI
             print("WiFi connection established")

esp32/frozen/Pybytes/_pybytes_constants.py

@@ -6,7 +6,8 @@
 available at https://www.pycom.io/opensource/licensing
 '''
 
-import sys, pycom
+import sys
+import pycom
 
 
 class MQTTConstants:

esp32/frozen/Pybytes/_pybytes_library.py

@@ -138,7 +138,7 @@ def pack_scan_info_message(self, lora):
             wifi_deinit = True
 
         while not wifi_networks and scan_attempts < 5:
-            wifi_networks = self.__pybytes_connection.wlan.scan()
+            wifi_networks = self.__pybytes_connection.wlan.scan(type=WLAN.SCAN_PASSIVE)
             scan_attempts += 1
             print_debug(6, 'number of scanned wifi_networks: {}'.format(len(wifi_networks)))
             print_debug(6, 'scan_attempts: {}'.format(scan_attempts))