Bring SQuAD fork up to date with EAI upstream

scripts/cost_estimate.py

+import argparse
+import json
+import numpy as np
+import random
+import itertools
+import collections
+import logging
+
+from lm_eval import models, tasks, evaluator, base
+import random
+from lm_eval.base import LM
+import transformers
+
+
+class DryrunLM(LM):
+    def __init__(self):
+        self.tokencost = 0
+        self.tokenizer = transformers.GPT2TokenizerFast.from_pretrained('gpt2')
+        self.tokenizer.pad_token = "<|endoftext|>"
+
+    @classmethod
+    def create_from_arg_string(cls, arg_string):
+        return cls()
+
+    def loglikelihood(self, requests):
+        res = []
+        
+        for ctx, cont in requests:
+            res.append((-random.random(), False))
+            self.tokencost += len(self.tokenizer.tokenize(ctx + cont))
+
+        return res
+    
+    def greedy_until(self, requests):
+        res = []
+        
+        for ctx, until in requests:
+            res.append("lol")
+
+            # assume worst case - generates until 256
+            self.tokencost += len(self.tokenizer.tokenize(ctx)) + 256
+
+        return res
+
+
+def main():
+    lm = DryrunLM()
+
+    values = []
+    for taskname in list(tasks.TASK_REGISTRY.keys()):
+        lm.tokencost = 0
+        evaluator.evaluate(lm, {taskname: tasks.get_task(taskname)()}, False, 0, None)
+
+        print(taskname, lm.tokencost)
+        values.append([taskname, lm.tokencost, lm.tokencost / 1000 * 0.06])
+    from pytablewriter import MarkdownTableWriter
+
+    writer = MarkdownTableWriter()
+    writer.headers = ["Task", "Tokens", "Davinci Cost"]
+
+    values.sort(key=lambda x: -x[1])
+    totcost = sum([x[1] for x in values])
+    values.append(["**Total**", totcost, totcost / 1000 * 0.06])
+
+    writer.value_matrix = values
+
+    print(writer.dumps())
+if __name__ == "__main__":
+    main()

scripts/fewshot_description_experiment.py

+import argparse
+import json
+import numpy as np
+import random
+import itertools
+import collections
+import logging
+
+from lm_eval import models, tasks, evaluator, base
+
+logging.getLogger("openai").setLevel(logging.WARNING)
+
+
+fewshot_descriptions = [
+    "foo",
+    "bar"
+]
+
+task = "lambada"
+num_fewshot = 0
+model = "gpt2"
+model_args = ""
+limit = None
+no_cache = False
+
+
+class CustomDescTask:
+    def __init__(self, task, desc):
+        self.task = task
+        self.desc = desc
+
+        def fewshot_description():
+            return self.desc
+        
+        self.task.fewshot_description = fewshot_description
+
+    def __getattr__(self, attr):
+        return getattr(self.task, attr)
+
+
+def main():
+    random.seed(42)
+    np.random.seed(42)
+
+    lm = models.get_model(model).create_from_arg_string(model_args)
+    
+    if limit:
+        print("WARNING: --limit SHOULD ONLY BE USED FOR TESTING. REAL METRICS SHOULD NOT BE COMPUTED USING LIMIT.")
+
+    if not no_cache:
+        lm = base.CachingLM(lm, 'lm_cache/' + model + '_' + model_args.replace('=', '-').replace(',', '_') + '.db')
+
+    task_dict = tasks.get_task_dict([task])
+
+    for desc in fewshot_descriptions:
+        custom_task_dict = {k: CustomDescTask(v, desc) for k, v in task_dict.items()}
+
+        results = evaluator.evaluate(lm, custom_task_dict, True, num_fewshot, limit)
+
+        dumped = json.dumps(results, indent=2)
+
+        print('Description:', desc)
+        print(dumped)
+
+        # MAKE TABLE
+        from pytablewriter import MarkdownTableWriter
+
+        writer = MarkdownTableWriter()
+        writer.headers = ["Task", "Metric", "Value"]
+
+        values = []
+
+        for k, dic in results.items():
+            for m, v in dic.items():
+                values.append([k, m, '%.4f' % v])
+                k = ""
+        writer.value_matrix = values
+
+        print(writer.dumps())
+
+
+if __name__ == "__main__":
+    main()

scripts/get_prompts.py

+from lm_eval import tasks
+from itertools import islice
+
+ct = 3
+
+for tname, Task in tasks.TASK_REGISTRY.items():#[('record', tasks.superglue.ReCoRD)]:#
+    task = Task()
+
+    print('#', tname)
+    docs = islice(task.validation_docs() if task.has_validation_docs() else task.test_docs(), ct)
+    print()
+    print('**Zero-Shot Prompt**:', "\n```\n" + task.fewshot_description() + "\n```\n")
+    for i in range(ct):
+        print()
+        doc = next(docs)
+        print("**Context**:", "\n```\n" + task.doc_to_text(doc) + "\n```\n")
+        print()
+        print('**Target**:', "\n```\n" + task.doc_to_target(doc) + "\n```\n")
+        print()

tests/test_models.py

@@ -12,4 +12,10 @@ def test_gpt2():
     assert not ig_cat
 
     # test empty context
-    gpt2.loglikelihood([('', 'test')])
+    gpt2.loglikelihood([('', 'test')])
\ No newline at end of file
+
+    gen, = gpt2.greedy_until([
+        ('The quick brown fox jumps over the lazy', ['.', '\n'])
+    ])
+
+    assert gen == ', lazy fox and they both fall to the ground'
\ No newline at end of file

tests/test_tasks.py

@@ -75,6 +75,9 @@ def test_documents_and_requests(taskname, Task):
             assert tgt[0] == ' ' or txt[-1] == '\n'
 
             reqs = task.construct_requests(doc, txt)
+            
+            # construct_requests can return just one request
+            if not isinstance(reqs, (list, tuple)): reqs = [reqs]
 
             # todo: mock lm after refactoring evaluator.py to not be a mess
             for req in reqs: