updated Data documentation

src/cript/nodes/primary_nodes/data.py

@@ -9,7 +9,7 @@
 class Data(PrimaryBaseNode):
     """
     ## Definition
-    A  [Data node](https://pubs.acs.org/doi/suppl/10.1021/acscentsci.3c00011/suppl_file/oc3c00011_si_001.pdf#page=13)
+    A [Data node](https://pubs.acs.org/doi/suppl/10.1021/acscentsci.3c00011/suppl_file/oc3c00011_si_001.pdf#page=13)
      node contains the meta-data to describe raw data that is beyond a single value, (i.e. n-dimensional data).
      Each `Data` node must be linked to a single `Experiment` node.
 
@@ -19,7 +19,6 @@ class Data(PrimaryBaseNode):
     ## Attributes
     | Attribute           | Type                                              | Example                    | Description                                                                                  | Required |
     |---------------------|---------------------------------------------------|----------------------------|----------------------------------------------------------------------------------------------|----------|
-    | experiment          | [Experiment](experiment.md)                       |                            | Experiment the data belongs to                                                               | True     |
     | name                | str                                               | `"my_data_name"`           | Name of the data node                                                                        | True     |
     | type                | str                                               | `"nmr_h1"`                 | Pick from [CRIPT data type controlled vocabulary](https://app.criptapp.org/vocab/data_type/) | True     |
     | file                | List[[File](../supporting_nodes/file.md)]         | `[file_1, file_2, file_3]` | list of file nodes                                                                           | False    |
@@ -103,7 +102,57 @@ def __init__(
         citation: Optional[List[Any]] = None,
         notes: str = "",
         **kwargs
-    ):
+    ) -> None:
+        """
+
+        Parameters
+        ----------
+        name: str
+            data node name
+        type: str
+            [data type](https://app.criptapp.org/vocab/data_type) must come from CRIPT controlled vocabulary
+        file: List[File], default None
+            list of CRIPT file nodes within the data node
+        sample_preparation: Process, default None
+            sample preparation
+        computation: Optional[Computation], default None
+            data was produced from this computation method
+        computation_process: Optional[ComputationalProcess], default None
+            data was produced from this computation process
+        material: Optional[List[Material]], default None
+            materials with attributes associated with the data node
+        process: Optional[List[Process]], default None
+            processes with attributes associated with the data node
+        citation: Optional[List[Citation]], default None
+            reference to a book, paper, or scholarly work
+        notes: str, default ""
+            miscellaneous information, or custom data structure
+        kwargs
+            used for deserializing JSON into Python SDK nodes
+
+        Examples
+        --------
+        ```python
+        # create file nodes for the data node
+        my_file = cript.File(
+            source="https://pubs.acs.org/doi/suppl/10.1021/acscentsci.3c00011/suppl_file/oc3c00011_si_001.pdf",
+            type="calibration",
+            extension=".pdf",
+        )
+
+        # create data node and add the file node to it
+        my_data = cript.Data(
+            name="my data node name",
+            type="afm_amp",
+            file=my_file,
+        )
+        ```
+
+        Returns
+        -------
+        None
+
+        """
         super().__init__(name=name, notes=notes, **kwargs)
 
         if file is None: