Completely change errors (make one class for each)

telethon/errors/rpc_errors_303.py

@@ -0,0 +1,51 @@
+from . import InvalidDCError
+
+
+class FileMigrateError(InvalidDCError):
+    def __init__(self, **kwargs):
+        self.new_dc = kwargs['extra']
+        super(Exception, self).__init__(
+            self,
+            'The file to be accessed is currently stored in DC {}.'
+            .format(self.new_dc)
+        )
+
+
+class PhoneMigrateError(InvalidDCError):
+    def __init__(self, **kwargs):
+        self.new_dc = kwargs['extra']
+        super(Exception, self).__init__(
+            self,
+            'The phone number a user is trying to use for authorization is '
+            'associated with DC {}.'
+            .format(self.new_dc)
+        )
+
+
+class NetworkMigrateError(InvalidDCError):
+    def __init__(self, **kwargs):
+        self.new_dc = kwargs['extra']
+        super(Exception, self).__init__(
+            self,
+            'The source IP address is associated with DC {}.'
+            .format(self.new_dc)
+        )
+
+
+class UserMigrateError(InvalidDCError):
+    def __init__(self, **kwargs):
+        self.new_dc = kwargs['extra']
+        super(Exception, self).__init__(
+            self,
+            'The user whose identity is being used to execute queries is '
+            'associated with DC {}.'
+            .format(self.new_dc)
+        )
+
+
+rpc_303_errors = {
+    'FILE_MIGRATE_(\d+)': FileMigrateError,
+    'PHONE_MIGRATE_(\d+)': PhoneMigrateError,
+    'NETWORK_MIGRATE_(\d+)': NetworkMigrateError,
+    'USER_MIGRATE_(\d+)': UserMigrateError
+}