add skeleton of scaffold class

src/sparc_imp/VERSION

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+0.1.0

src/sparc_imp/__init__.py

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+from scaffold import Scaffold

src/sparc_imp/scaffold.py

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+class Scaffold:
+    """
+    Scaffold  
+    """
+    def __init__(self,):
+        """
+        this is my constructor
+        """
+        pass
+
+    def read_ds(self, derivative_dir):
+        """ 
+        Load the scaffold from the .json files in the derivative directory.
+        :param derivative_dir: The directory containing the .json files
+        :type derivative_dir: str
+        :return:
+        :rtype:
+        """
+        pass 
+
+    def plot(self, scaffold_tag=None): 
+
+        """   
+        Displays the meshes in the scaffold belonging to the scaffold_tag.
+        :param scaffold_tag: The tag of the meshes in the scaffold to be plotted
+        :type scaffold_tag: list of str
+        :return: 
+        :rtype: 
+        """ 
+        if scaffold_tag is None:  
+            assert self.scaffold_tag is not None, "scaffold_tag is not defined" # To-Do: The scaffold tags should be added during loading
+            scaffold_tag = self.scaffold_tag
+        pass 
+
+    def metadata(self, ): 
+        """ 
+        Displays the metadata of the scaffold. 
+        :return: 
+        :rtype: 
+        """
+        pass 
+
+    def export(self, results_dir): 
+        """
+        Exports the scaffold to the results directory as VTK files.
+        """ 
+        pass 
+
+    def add_mesh(self, mesh, label): 
+        """
+        Adds a mesh to the scaffold.
+        :param mesh: The mesh to be added
+        :type mesh: Mesh
+        """
+        pass 
+
+    def get_mesh_ids(self, scaffold_tag): 
+        """
+        Returns the mesh ids of the scaffold belonging to the scaffold_tag.
+        :param scaffold_tag: The tag of the meshes in the scaffold
+        :type scaffold_tag: list of str
+        :return: 
+        :rtype: 
+        """
+        pass  
+
+