Don't throw an error if library.cell_line is None.
[htsworkflow.git] / htsworkflow / util / conversion.py
1 """
2 Miscellaneous, more refined type casting functions
3 """
4
5 def unicode_or_none(value):
6     """
7     Convert value to unicode if its not none.
8     """
9     if value is None:
10         return None
11     else:
12         return unicode(value)