diff options
Diffstat (limited to 'lib/dataset.rb')
| -rw-r--r-- | lib/dataset.rb | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/dataset.rb b/lib/dataset.rb index 640e3da..9c20968 100644 --- a/lib/dataset.rb +++ b/lib/dataset.rb @@ -51,6 +51,7 @@ module OpenTox # @param [String] uri Dataset URI # @return [OpenTox::Dataset] Dataset object with all data def self.find(uri, subjectid=nil) + return nil unless uri dataset = Dataset.new(uri, subjectid) dataset.load_all(subjectid) dataset |