added alternative prompts for mathqa

lm_eval/tasks/mathqa/alternative_worlds/style_06/c.yaml

+include: ../_mathqa_alt_yaml
+group: mathqa_06
+group_alias: style_06 
+task: mathqa_06c
+task_alias: c
+doc_to_text: !function ../styles.template_06
+doc_to_choice: !function ../styles.choice_06c
\ No newline at end of file

lm_eval/tasks/mathqa/alternative_worlds/style_07/a.yaml

+include: ../_mathqa_alt_yaml
+group: mathqa_07
+group_alias: style_07 
+task: mathqa_07a
+task_alias: a
+doc_to_text: !function ../styles.template_07
+doc_to_choice: !function ../styles.choice_07a
\ No newline at end of file

lm_eval/tasks/mathqa/alternative_worlds/style_07/b.yaml

+include: ../_mathqa_alt_yaml
+group: mathqa_07
+group_alias: style_07 
+task: mathqa_07b
+task_alias: b
+doc_to_text: !function ../styles.template_07
+doc_to_choice: !function ../styles.choice_07b
\ No newline at end of file

lm_eval/tasks/mathqa/alternative_worlds/style_07/c.yaml

+include: ../_mathqa_alt_yaml
+group: mathqa_07
+group_alias: style_07 
+task: mathqa_07c
+task_alias: c
+doc_to_text: !function ../styles.template_07
+doc_to_choice: !function ../styles.choice_07c
\ No newline at end of file

lm_eval/tasks/mathqa/alternative_worlds/style_08/a.yaml

+include: ../_mathqa_alt_yaml
+group: mathqa_08
+group_alias: style_08 
+task: mathqa_08a
+task_alias: a
+doc_to_text: !function ../styles.template_08
+doc_to_choice: !function ../styles.choice_08a
\ No newline at end of file

lm_eval/tasks/mathqa/alternative_worlds/style_08/b.yaml

+include: ../_mathqa_alt_yaml
+group: mathqa_08
+group_alias: style_08 
+task: mathqa_08b
+task_alias: b
+doc_to_text: !function ../styles.template_08
+doc_to_choice: !function ../styles.choice_08b
\ No newline at end of file

lm_eval/tasks/mathqa/alternative_worlds/style_08/c.yaml

+include: ../_mathqa_alt_yaml
+group: mathqa_08
+group_alias: style_08 
+task: mathqa_08c
+task_alias: c
+doc_to_text: !function ../styles.template_08
+doc_to_choice: !function ../styles.choice_08c
\ No newline at end of file

lm_eval/tasks/mathqa/alternative_worlds/styles.py

+import re
+import string
+from functools import partial
+
+def parse_choices(doc):
+    choices = [
+        c[4:].rstrip(" ,")
+        for c in re.findall(r"[abcd] \) .*?, |e \) .*?$", doc["options"])
+    ]
+    return choices
+
+def doc_to_text_base(alphabet, style, doc):
+
+    choices = parse_choices(doc)
+
+    num = len(choices)
+
+    letter_list = [style.format(letter) for letter in alphabet[0:num]]
+
+    if "\t" in style:
+        choice_string = "{}{}"
+    else:
+        choice_string = "{} {}"
+    doc_to_text = "\n\n".join(
+        [doc["Problem"]] + [
+            choice_string.format(i,j) for i,j in zip(letter_list, choices)
+        ]
+    )
+
+    return doc_to_text
+
+# Full continuation
+def choice_A(doc):
+    return parse_choices(doc)
+
+# Letters only
+def choice_B(alphabet, style, doc):
+
+    choices = parse_choices(doc)
+    num = len(choices)
+
+    letter_list = [style.format(letter) for letter in alphabet[0:num]]
+    if "\t" in style:
+        letter_list = [letter.replace("\t","") for letter in letter_list]
+
+    return letter_list
+
+# Letters + Full continuation
+def choice_C(alphabet, style, doc):
+
+    choices = parse_choices(doc)
+    num = len(choices)
+
+    letter_list = [style.format(letter) for letter in alphabet[0:num]]
+    if "\t" not in style:
+        letter_list = [letter+" " for letter in letter_list]
+
+    return [letter+choice for letter, choice in zip(letter_list, choices)]
+
+template_01 = partial(doc_to_text_base, string.ascii_lowercase, "({})")
+choice_01a = choice_A
+choice_01b = partial(choice_B, string.ascii_lowercase, "({})")
+choice_01c = partial(choice_C, string.ascii_lowercase, "({})")
+template_02 = partial(doc_to_text_base, string.ascii_lowercase, "{})")
+choice_02a = choice_A
+choice_02b = partial(choice_B, string.ascii_lowercase, "{})")
+choice_02c = partial(choice_C, string.ascii_lowercase, "{})")
+template_03 = partial(doc_to_text_base, string.ascii_lowercase, "{}.")
+choice_03a = choice_A
+choice_03b = partial(choice_B, string.ascii_lowercase, "{}.")
+choice_03c = partial(choice_C, string.ascii_lowercase, "{}.")
+template_04 = partial(doc_to_text_base, string.ascii_lowercase, "{}\t")
+choice_04a = choice_A
+choice_04b = partial(choice_B, string.ascii_lowercase, "{}\t")
+choice_04c = partial(choice_C, string.ascii_lowercase, "{}\t")
+template_05 = partial(doc_to_text_base, string.ascii_uppercase, "({})")
+choice_05a = choice_A
+choice_05b = partial(choice_B, string.ascii_uppercase, "({})")
+choice_05c = partial(choice_C, string.ascii_uppercase, "({})")
+template_06 = partial(doc_to_text_base, string.ascii_uppercase, "{})")
+choice_06a = choice_A
+choice_06b = partial(choice_B, string.ascii_uppercase, "{})")
+choice_06c = partial(choice_C, string.ascii_uppercase, "{})")
+template_07 = partial(doc_to_text_base, string.ascii_uppercase, "{}.")
+choice_07a = choice_A
+choice_07b = partial(choice_B, string.ascii_uppercase, "{}.")
+choice_07c = partial(choice_C, string.ascii_uppercase, "{}.")
+template_08 = partial(doc_to_text_base, string.ascii_uppercase, "{}\t")
+choice_08a = choice_A
+choice_08b = partial(choice_B, string.ascii_uppercase, "{}\t")
+choice_08c = partial(choice_C, string.ascii_uppercase, "{}\t")
+
+