add task for mmlu evaluation in arc multiple choice format (#1745)

* add mmlu arc style evaluation

* rename arc_style to continuation

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Co-authored-by: Jonathan Burdge <jburdge@mahti-login11.mahti.csc.fi>
Co-authored-by: Jonathan Burdge <jburdge@mahti-login12.mahti.csc.fi>

lm_eval/tasks/mmlu/continuation/_continuation_template_yaml

+dataset_path: hails/mmlu_no_train # a copy of `cais/mmlu` with no auxiliary_train split
+output_type: multiple_choice
+test_split: test
+fewshot_split: dev
+fewshot_config:
+  sampler: first_n
+doc_to_text: "Question: {{question.strip()}}\nAnswer:"
+doc_to_choice: "{{choices}}"
+doc_to_target: "{{answer}}"
+metadata:
+  version: 0.0

lm_eval/tasks/mmlu/continuation/_mmlu.yaml

+group: mmlu_continuation
+task:
+  - mmlu_continuation_stem
+  - mmlu_continuation_other
+  - mmlu_continuation_social_sciences
+  - mmlu_continuation_humanities

lm_eval/tasks/mmlu/continuation/mmlu_abstract_algebra.yaml

+"dataset_name": "abstract_algebra"
+"description": "The following are questions (with answers) about abstract\
+  \ algebra.\n\n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_abstract_algebra"

lm_eval/tasks/mmlu/continuation/mmlu_anatomy.yaml

+"dataset_name": "anatomy"
+"description": "The following are questions (with answers) about anatomy.\n\
+  \n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_anatomy"

lm_eval/tasks/mmlu/continuation/mmlu_astronomy.yaml

+"dataset_name": "astronomy"
+"description": "The following are questions (with answers) about astronomy.\n\
+  \n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_astronomy"

lm_eval/tasks/mmlu/continuation/mmlu_business_ethics.yaml

+"dataset_name": "business_ethics"
+"description": "The following are questions (with answers) about business\
+  \ ethics.\n\n"
+"group": "mmlu_continuation_other"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_business_ethics"

lm_eval/tasks/mmlu/continuation/mmlu_clinical_knowledge.yaml

+"dataset_name": "clinical_knowledge"
+"description": "The following are questions (with answers) about clinical\
+  \ knowledge.\n\n"
+"group": "mmlu_continuation_other"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_clinical_knowledge"

lm_eval/tasks/mmlu/continuation/mmlu_college_biology.yaml

+"dataset_name": "college_biology"
+"description": "The following are questions (with answers) about college\
+  \ biology.\n\n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_college_biology"

lm_eval/tasks/mmlu/continuation/mmlu_college_chemistry.yaml

+"dataset_name": "college_chemistry"
+"description": "The following are questions (with answers) about college\
+  \ chemistry.\n\n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_college_chemistry"

lm_eval/tasks/mmlu/continuation/mmlu_college_computer_science.yaml

+"dataset_name": "college_computer_science"
+"description": "The following are questions (with answers) about college\
+  \ computer science.\n\n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_college_computer_science"

lm_eval/tasks/mmlu/continuation/mmlu_college_mathematics.yaml

+"dataset_name": "college_mathematics"
+"description": "The following are questions (with answers) about college\
+  \ mathematics.\n\n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_college_mathematics"

lm_eval/tasks/mmlu/continuation/mmlu_college_medicine.yaml

+"dataset_name": "college_medicine"
+"description": "The following are questions (with answers) about college\
+  \ medicine.\n\n"
+"group": "mmlu_continuation_other"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_college_medicine"

lm_eval/tasks/mmlu/continuation/mmlu_college_physics.yaml

+"dataset_name": "college_physics"
+"description": "The following are questions (with answers) about college\
+  \ physics.\n\n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_college_physics"

lm_eval/tasks/mmlu/continuation/mmlu_computer_security.yaml

+"dataset_name": "computer_security"
+"description": "The following are questions (with answers) about computer\
+  \ security.\n\n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_computer_security"

lm_eval/tasks/mmlu/continuation/mmlu_conceptual_physics.yaml

+"dataset_name": "conceptual_physics"
+"description": "The following are questions (with answers) about conceptual\
+  \ physics.\n\n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_conceptual_physics"

lm_eval/tasks/mmlu/continuation/mmlu_econometrics.yaml

+"dataset_name": "econometrics"
+"description": "The following are questions (with answers) about econometrics.\n\
+  \n"
+"group": "mmlu_continuation_social_sciences"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_econometrics"

lm_eval/tasks/mmlu/continuation/mmlu_electrical_engineering.yaml

+"dataset_name": "electrical_engineering"
+"description": "The following are questions (with answers) about electrical\
+  \ engineering.\n\n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_electrical_engineering"

lm_eval/tasks/mmlu/continuation/mmlu_elementary_mathematics.yaml

+"dataset_name": "elementary_mathematics"
+"description": "The following are questions (with answers) about elementary\
+  \ mathematics.\n\n"
+"group": "mmlu_continuation_stem"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_elementary_mathematics"

lm_eval/tasks/mmlu/continuation/mmlu_formal_logic.yaml

+"dataset_name": "formal_logic"
+"description": "The following are questions (with answers) about formal\
+  \ logic.\n\n"
+"group": "mmlu_continuation_humanities"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_formal_logic"

lm_eval/tasks/mmlu/continuation/mmlu_global_facts.yaml

+"dataset_name": "global_facts"
+"description": "The following are questions (with answers) about global\
+  \ facts.\n\n"
+"group": "mmlu_continuation_other"
+"include": "_continuation_template_yaml"
+"task": "mmlu_continuation_global_facts"