First real commit, everything implemented

src/meshctrl/exceptions.py

@@ -14,4 +14,23 @@ class SocketError(MeshCtrlError):
     """
     Represents an error in the websocket
     """
+    pass
+
+class FileTransferError(MeshCtrlError):
+    """
+    Represents a failed file transfer
+
+    Attributes:
+        stats (dict): {"result" (str): Human readable result, "size" (int): number of bytes successfully transferred}
+        initialized (asyncio.Event): Event marking if the Session initialization has finished. Wait on this to wait for a connection.
+        alive (bool): Whether the session connection is currently alive
+        closed (asyncio.Event): Event that occurs when the session closes permanently
+    """
+    def __init__(self, message, stats):
+        self.stats = stats
+
+class FileTransferCancelled(FileTransferError):
+    """
+    Represents a canceled file transfer
+    """
     pass