def revert_dashes(document):
"convert \\twohyphens and \\threehyphens to -- and ---"
+ # eventually remove preamble code from 2.3->2.2 conversion:
+ for i, line in enumerate(document.preamble):
+ if i > 1 and line == r'\renewcommand{\textemdash}{---}':
+ if (document.preamble[i-1] == r'\renewcommand{\textendash}{--}'
+ and document.preamble[i-2] == '% Added by lyx2lyx'):
+ del document.preamble[i-2:i+1]
i = 0
while i < len(document.body):
words = document.body[i].split()