add main script

math23k.py

@@ -0,0 +1,49 @@
+import string
+
+import datasets
+from datasets import DatasetInfo, load_dataset
+
+
+def get_expre(example):
+    seq = example["target_template"]
+    new_seq = []
+    for comp in seq[2:]:
+        if comp.startswith("temp"):
+            new_seq.append("{" + comp + "}")
+        elif comp == "PI":
+            new_seq.append("3.14")
+        elif comp == "^":
+            new_seq.append("**")
+        else:
+            new_seq.append(comp)
+    # num_list = list(set(sorted(num_list)))
+    # alphabet = string.ascii_lowercase
+    # num_list = list(map(lambda x: "temp_" + x, alphabet[: len(example["num_list"])]))
+    eqs = "".join(new_seq)
+    return {"expression": eqs}
+
+
+# 获取字母表
+def regular(example):
+    if example["id"] in ["17520"]:
+        return False
+    alphabet = string.ascii_lowercase
+    num_list = list(map(lambda x: "temp_" + x, alphabet[: len(example["num_list"])]))
+    eqs = example["expression"].format(**dict(zip(num_list, example["num_list"])))
+    return eval(eqs) == example["answer"]
+
+
+class DatasetBuilder(datasets.DatasetBuilder):
+    def _info(self):
+        return DatasetInfo()
+
+    def __init__(self, **kwargs):
+        super().__init__(**kwargs)
+
+    def download_and_prepare(self, *args, **kwargs):
+        return self
+
+    def as_dataset(self, split, **kwargs):
+        ds = load_dataset("Gxg/Math23K", self.config.name, split=split)
+        ds = ds.map(get_expre).filter(regular)
+        return ds