Results from Gini index are negative

Results from Gini index are negative: a task in MiMo-V2.6-RL-oss: Agentic RL Environments (MiMo RL release). Hi, I ran the following command, which gave me negative results alpha diversity(metric='gini index',counts= 2,2,2,2,2 ) output: -0.2 As each entry is the same in my inout 2,2,2,2,2 , I…

The task

Hi, I ran the following command, which gave me negative results alpha_diversity(metric='gini_index',counts=[2,2,2,2,2]) output: -0.2 As each entry is the same in my inout [2,2,2,2,2], I think the output should be 0. Could someone please take a look? Thanks.

Part of XiaomiMiMo/MiMo-V2.6-RL-oss.