diff options
Diffstat (limited to 'numpy/lib/_iotools.py')
| -rw-r--r-- | numpy/lib/_iotools.py | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/numpy/lib/_iotools.py b/numpy/lib/_iotools.py index b7db77f32..27143e5c6 100644 --- a/numpy/lib/_iotools.py +++ b/numpy/lib/_iotools.py @@ -861,8 +861,8 @@ class StringConverter(object): # Add the missing values to the existing set or clear it. if missing_values is None: # Clear all missing values even though the ctor initializes it to - # {''} when the argument is None. - self.missing_values = {} + # set(['']) when the argument is None. + self.missing_values = set() else: if not np.iterable(missing_values): missing_values = [missing_values] |