##// END OF EJS Templates
Removed extra blank lines
Jonathan Frederic -
Show More
@@ -1,75 +1,74 b''
1 1 """Module that allows latex output notebooks to be conditioned before
2 2 they are converted. Exposes a decorator (@cell_preprocessor) in
3 3 addition to the coalesce_streams pre-proccessor.
4 4 """
5 5 #-----------------------------------------------------------------------------
6 6 # Copyright (c) 2013, the IPython Development Team.
7 7 #
8 8 # Distributed under the terms of the Modified BSD License.
9 9 #
10 10 # The full license is in the file COPYING.txt, distributed with this software.
11 11 #-----------------------------------------------------------------------------
12 12
13 13 #-----------------------------------------------------------------------------
14 14 # Functions
15 15 #-----------------------------------------------------------------------------
16 16
17 17 def cell_preprocessor(function):
18 18 """
19 19 Wrap a function to be executed on all cells of a notebook
20 20
21 21 Wrapped Parameters
22 22 ----------
23 23 cell : NotebookNode cell
24 24 Notebook cell being processed
25 25 resources : dictionary
26 26 Additional resources used in the conversion process. Allows
27 27 transformers to pass variables into the Jinja engine.
28 28 index : int
29 29 Index of the cell being processed
30 30 """
31 31
32 32 def wrappedfunc(nb, resources):
33 33 for worksheet in nb.worksheets :
34 34 for index, cell in enumerate(worksheet.cells):
35 35 worksheet.cells[index], resources = function(cell, resources, index)
36 36 return nb, resources
37 37 return wrappedfunc
38 38
39 39
40 40 @cell_preprocessor
41 41 def coalesce_streams(cell, resources, index):
42 42 """
43 43 Merge consecutive sequences of stream output into single stream
44 44 to prevent extra newlines inserted at flush calls
45 45
46 46 Parameters
47 47 ----------
48 48 cell : NotebookNode cell
49 49 Notebook cell being processed
50 50 resources : dictionary
51 51 Additional resources used in the conversion process. Allows
52 52 transformers to pass variables into the Jinja engine.
53 53 index : int
54 54 Index of the cell being processed
55 55 """
56 56
57 57 outputs = cell.get('outputs', [])
58 58 if not outputs:
59 59 return cell, resources
60 60
61 61 last = outputs[0]
62 62 new_outputs = [last]
63 63
64 64 for output in outputs[1:]:
65 65 if (output.output_type == 'stream' and
66 66 last.output_type == 'stream' and
67 67 last.stream == output.stream
68 68 ):
69 69 last.text += output.text
70 70 else:
71 71 new_outputs.append(output)
72 72
73 73 cell.outputs = new_outputs
74 74 return cell, resources
75
General Comments 0
You need to be logged in to leave comments. Login now