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Add check to folding preprocessor

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Only do folding when there is metadata info.
This commit is contained in:
Juergen Hasch
2014-03-18 21:39:15 +01:00
parent 563492bcd0
commit 63ddaad12f
1 changed files with 4 additions and 2 deletions
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usability/codefolding/codefoldingpreprocessor.py
+4 -2
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@@ -22,12 +22,13 @@ class CodeFoldingPreprocessor(Preprocessor):
lines = f.readlines()
if folded[0] == 0 and lines[0][0] == '#':
self.log.info("folded: %s, %s" % (folded[0],lines[0][0]))
# fold when first line is a comment
return lines[0].rstrip('\n') + '<->\n'
fold_indent = 0
fold = False
fcell = ""
for i,l in enumerate(lines):
# fold indent level
indent = len(l)-len(l.lstrip(' '))
if indent <= fold_indent:
fold = False
@@ -57,5 +58,6 @@ class CodeFoldingPreprocessor(Preprocessor):
if hasattr(cell, "input") and cell.cell_type == "code":
if hasattr(cell['metadata'], 'code_folding'):
folded = cell['metadata']['code_folding']
cell.input = self.fold_cell(cell.input, folded)
if len(folded) > 0:
cell.input = self.fold_cell(cell.input, folded)
return cell, resources