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authormguetlein <martin.guetlein@gmail.com>2011-01-28 12:20:08 +0100
committermguetlein <martin.guetlein@gmail.com>2011-01-28 12:20:08 +0100
commite1a067953dd9139b01aaebe42ff158a944240540 (patch)
treef81e2027b2fd36660f6d12427500c7b1b7fa6d9f /lib/dataset.rb
parent171ab814d15b9504ef9892ba5f194de8bc019f46 (diff)
extend whitelisting, get feature_type from algorithm
Diffstat (limited to 'lib/dataset.rb')
-rw-r--r--lib/dataset.rb1
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