feat(transports): memory transport

speckle/transports/memory.py

@@ -0,0 +1,37 @@
+import os
+from speckle.logging.exceptions import SpeckleException
+from speckle.transports.abstract_transport import AbstractTransport
+
+
+class MemoryTransport(AbstractTransport):
+    _name: str = "Memory"
+    objects: dict = {}
+    saved_object_count: int = 0
+
+    def __init__(self) -> None:
+        pass
+
+    def __repr__(self) -> str:
+        return f"MemoryTransport(objects: {len(self.objects)})"
+
+    def save_object(self, id: str, serialized_object: str) -> None:
+        self.objects[id] = serialized_object
+
+        self.saved_object_count += 1
+
+    def save_object_from_transport(
+        self, id: str, source_transport: AbstractTransport
+    ) -> None:
+        raise NotImplementedError
+
+    def get_object(self, id: str) -> str:
+        if id in self.objects:
+            return object[id]
+        else:
+            raise SpeckleException("No object found in this memory transport")
+
+    def begin_write(self) -> None:
+        self.saved_object_count = 0
+
+    def end_write(self) -> None:
+        pass