Show More
@@ -1,69 +1,69 b'' | |||||
1 | """Read and write notebooks in JSON format. |
|
1 | """Read and write notebooks in JSON format. | |
2 |
|
2 | |||
3 | Authors: |
|
3 | Authors: | |
4 |
|
4 | |||
5 | * Brian Granger |
|
5 | * Brian Granger | |
6 | """ |
|
6 | """ | |
7 |
|
7 | |||
8 | #----------------------------------------------------------------------------- |
|
8 | #----------------------------------------------------------------------------- | |
9 | # Copyright (C) 2008-2011 The IPython Development Team |
|
9 | # Copyright (C) 2008-2011 The IPython Development Team | |
10 | # |
|
10 | # | |
11 | # Distributed under the terms of the BSD License. The full license is in |
|
11 | # Distributed under the terms of the BSD License. The full license is in | |
12 | # the file COPYING, distributed as part of this software. |
|
12 | # the file COPYING, distributed as part of this software. | |
13 | #----------------------------------------------------------------------------- |
|
13 | #----------------------------------------------------------------------------- | |
14 |
|
14 | |||
15 | #----------------------------------------------------------------------------- |
|
15 | #----------------------------------------------------------------------------- | |
16 | # Imports |
|
16 | # Imports | |
17 | #----------------------------------------------------------------------------- |
|
17 | #----------------------------------------------------------------------------- | |
18 |
|
18 | |||
19 | import copy |
|
19 | import copy | |
20 | import json |
|
20 | import json | |
21 |
|
21 | |||
22 | from .nbbase import from_dict |
|
22 | from .nbbase import from_dict | |
23 | from .rwbase import ( |
|
23 | from .rwbase import ( | |
24 | NotebookReader, NotebookWriter, restore_bytes, rejoin_lines, split_lines |
|
24 | NotebookReader, NotebookWriter, restore_bytes, rejoin_lines, split_lines | |
25 | ) |
|
25 | ) | |
26 |
|
26 | |||
27 | #----------------------------------------------------------------------------- |
|
27 | #----------------------------------------------------------------------------- | |
28 | # Code |
|
28 | # Code | |
29 | #----------------------------------------------------------------------------- |
|
29 | #----------------------------------------------------------------------------- | |
30 |
|
30 | |||
31 | class BytesEncoder(json.JSONEncoder): |
|
31 | class BytesEncoder(json.JSONEncoder): | |
32 | """A JSON encoder that accepts b64 (and other *ascii*) bytestrings.""" |
|
32 | """A JSON encoder that accepts b64 (and other *ascii*) bytestrings.""" | |
33 | def default(self, obj): |
|
33 | def default(self, obj): | |
34 | if isinstance(obj, bytes): |
|
34 | if isinstance(obj, bytes): | |
35 | return obj.decode('ascii') |
|
35 | return obj.decode('ascii') | |
36 | return json.JSONEncoder.default(self, obj) |
|
36 | return json.JSONEncoder.default(self, obj) | |
37 |
|
37 | |||
38 |
|
38 | |||
39 | class JSONReader(NotebookReader): |
|
39 | class JSONReader(NotebookReader): | |
40 |
|
40 | |||
41 | def reads(self, s, **kwargs): |
|
41 | def reads(self, s, **kwargs): | |
42 | nb = json.loads(s, **kwargs) |
|
42 | nb = json.loads(s, **kwargs) | |
43 | nb = self.to_notebook(nb, **kwargs) |
|
43 | nb = self.to_notebook(nb, **kwargs) | |
44 | return nb |
|
44 | return nb | |
45 |
|
45 | |||
46 | def to_notebook(self, d, **kwargs): |
|
46 | def to_notebook(self, d, **kwargs): | |
47 | return restore_bytes(rejoin_lines(from_dict(d))) |
|
47 | return restore_bytes(rejoin_lines(from_dict(d))) | |
48 |
|
48 | |||
49 |
|
49 | |||
50 | class JSONWriter(NotebookWriter): |
|
50 | class JSONWriter(NotebookWriter): | |
51 |
|
51 | |||
52 | def writes(self, nb, **kwargs): |
|
52 | def writes(self, nb, **kwargs): | |
53 | kwargs['cls'] = BytesEncoder |
|
53 | kwargs['cls'] = BytesEncoder | |
54 |
kwargs['indent'] = |
|
54 | kwargs['indent'] = 1 | |
55 | kwargs['sort_keys'] = True |
|
55 | kwargs['sort_keys'] = True | |
56 | if kwargs.pop('split_lines', True): |
|
56 | if kwargs.pop('split_lines', True): | |
57 | nb = split_lines(copy.deepcopy(nb)) |
|
57 | nb = split_lines(copy.deepcopy(nb)) | |
58 | return json.dumps(nb, **kwargs) |
|
58 | return json.dumps(nb, **kwargs) | |
59 |
|
59 | |||
60 |
|
60 | |||
61 | _reader = JSONReader() |
|
61 | _reader = JSONReader() | |
62 | _writer = JSONWriter() |
|
62 | _writer = JSONWriter() | |
63 |
|
63 | |||
64 | reads = _reader.reads |
|
64 | reads = _reader.reads | |
65 | read = _reader.read |
|
65 | read = _reader.read | |
66 | to_notebook = _reader.to_notebook |
|
66 | to_notebook = _reader.to_notebook | |
67 | write = _writer.write |
|
67 | write = _writer.write | |
68 | writes = _writer.writes |
|
68 | writes = _writer.writes | |
69 |
|
69 |
General Comments 0
You need to be logged in to leave comments.
Login now