Hi,
When trying to get all_samples() in lfw dataset, I faced with the following error:
>> from bob.bio.face.config.database.lfw_unrestricted import database
>> database.all_samples()
---------------------------------------------------------------------------
NotImplementedError Traceback (most recent call last)
<ipython-input-91-392e908f49b8> in <module>
1 from bob.bio.face.config.database.lfw_unrestricted import database
----> 2 database.all_samples()
/idiap/temp/hotroshi/anaconda3/envs/my_bob_2021/lib/python3.8/site-packages/bob/bio/base/pipelines/vanilla_biometrics/legacy.py in all_samples(self, groups)
237 """
238 valid_groups = convert_names_to_highlevel(
--> 239 self.database.groups(),
240 low_level_names=["world", "dev", "eval"],
241 high_level_names=["train", "dev", "eval"],
/idiap/temp/hotroshi/anaconda3/envs/my_bob_2021/lib/python3.8/site-packages/bob/bio/base/database/database.py in groups(self, protocol)
307 If you do not have protocols defined, just ignore this field.
308 """
--> 309 raise NotImplementedError("This function must be implemented in your derived class.")
310
311
NotImplementedError: This function must be implemented in your derived class.It is solved in this MR (thanks @amohammadi)