Uploaded Test files

venv/Lib/site-packages/nbformat/v4/nbjson.py

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+"""Read and write notebooks in JSON format."""
+
+# Copyright (c) IPython Development Team.
+# Distributed under the terms of the Modified BSD License.
+
+import copy
+import json
+
+from ..notebooknode import from_dict
+from .rwbase import (
+    NotebookReader, NotebookWriter, rejoin_lines, split_lines, strip_transient
+)
+
+
+class BytesEncoder(json.JSONEncoder):
+    """A JSON encoder that accepts b64 (and other *ascii*) bytestrings."""
+    def default(self, obj):
+        if isinstance(obj, bytes):
+            return obj.decode('ascii')
+        return json.JSONEncoder.default(self, obj)
+
+
+class JSONReader(NotebookReader):
+
+    def reads(self, s, **kwargs):
+        """Read a JSON string into a Notebook object"""
+        nb = json.loads(s, **kwargs)
+        nb = self.to_notebook(nb, **kwargs)
+        return nb
+
+    def to_notebook(self, d, **kwargs):
+        """Convert a disk-format notebook dict to in-memory NotebookNode
+
+        handles multi-line values as strings, scrubbing of transient values, etc.
+        """
+        nb = from_dict(d)
+        nb = rejoin_lines(nb)
+        nb = strip_transient(nb)
+        return nb
+
+
+class JSONWriter(NotebookWriter):
+
+    def writes(self, nb, **kwargs):
+        """Serialize a NotebookNode object as a JSON string"""
+        kwargs['cls'] = BytesEncoder
+        kwargs['indent'] = 1
+        kwargs['sort_keys'] = True
+        kwargs['separators'] = (',',': ')
+        kwargs.setdefault('ensure_ascii', False)
+        # don't modify in-memory dict
+        nb = copy.deepcopy(nb)
+        if kwargs.pop('split_lines', True):
+            nb = split_lines(nb)
+        nb = strip_transient(nb)
+        return json.dumps(nb, **kwargs)
+
+
+_reader = JSONReader()
+_writer = JSONWriter()
+
+reads = _reader.reads
+read = _reader.read
+to_notebook = _reader.to_notebook
+write = _writer.write
+writes = _writer.writes