Datamining is the process of extracting information from a data set and transform it into an understandable structure for further use. When talking about videogames this is usually done by decompiling the game files.
According to Pokémon GO's Terms of Service, all players are expected to agree that they won't attempt to decipher, decompile, disassemble, or reverse engineer any of the software used to provide the Services or Content;
Since there is no way to ensure every contributed data are user tested beforehand, all contributions, regardless whether they are datamined or user tested, will be treated as normal user contributions without any further dispute.
In conclusion, any contributed data will still be valued and accessible in this Wiki, but readers and editors are expected to utilize these information at their own risk, and understand that Pokémon GO Wiki has no legal position to guarantee the accuracy and integrity of any data presented anywhere on this website.