#4736 System python command refactor (#4743)

* Move case loading commands from Commands to project and case
* Major refactor
* Fix problems with Python examples
* Add ability to export snapshot from just one view + fixup
* Case comments and black
* Make all modules pass pylint test

ApplicationCode/GrpcInterface/Python/rips/grid.py

@@ -0,0 +1,33 @@
+# pylint: disable=too-few-public-methods
+
+"""
+Module containing the Grid class, containing information
+about Case grids.
+"""
+
+import rips.generated.Case_pb2 as Case_pb2
+import rips.generated.Grid_pb2 as Grid_pb2
+import rips.generated.Grid_pb2_grpc as Grid_pb2_grpc
+
+class Grid:
+    """Grid Information. Not meant to be constructed separately
+
+    Create Grid objects using mathods on Case: Grid() and Grids()
+    """
+    def __init__(self, index, case, channel):
+        self.__channel = channel
+        self.__stub = Grid_pb2_grpc.GridStub(self.__channel)
+
+        self.case = case
+        self.index = index
+
+    def dimensions(self):
+        """The dimensions in i, j, k direction
+
+        Returns:
+            Vec3i: class with integer attributes i, j, k giving extent in all three dimensions.
+        """
+        case_request = Case_pb2.CaseRequest(id=self.case.case_id)
+        return self.__stub.GetDimensions(
+            Grid_pb2.GridRequest(case_request=case_request,
+                                 grid_index=self.index)).dimensions