Add date argument

open_access.py

@@ -67,19 +67,20 @@ _BASELINE_RANGES = {
 class OpenAccessConfig(datasets.BuilderConfig):
     """BuilderConfig for the PMC Open Access Subset."""
 
-    def __init__(self, subsets=None, **kwargs):
+    def __init__(self, date=_BASELINE_DATE, subsets=None, **kwargs):
         """BuilderConfig for the PMC Open Access Subset.
 
         Args:
-            subsets (:obj:`List[str]`): List of subsets/groups to load.
-            **kwargs: Keyword arguments forwarded to super.
+            date (`str`, default _BASELINE_DATE) : Up to date, in ISO format. Pass 'latest' for latest date.
+            subsets ('all' or list of {'commercial', 'non_commercial', 'other'}): List of subsets to load.
+            **kwargs: Keyword arguments forwarded to `BuilderConfig`.
         """
         subsets = [subsets] if isinstance(subsets, str) else subsets
-        super().__init__(
-            name="+".join(subsets),
-            **kwargs,
-        )
+        date = datetime.date.today().isoformat() if date=="latest" else date
+        name = date + "." + "+".join(subsets)
+        super().__init__(name=name, **kwargs)
         self.subsets = subsets if self.name != "all" else list(_SUBSETS.keys())
+        self.date = date
 
 
 class OpenAccess(datasets.GeneratorBasedBuilder):
@@ -123,7 +124,7 @@ class OpenAccess(datasets.GeneratorBasedBuilder):
                 for baseline in baselines
             ]
             # Incremental
-            date_delta = datetime.date.today() - datetime.date.fromisoformat(_BASELINE_DATE)
+            date_delta = datetime.date.fromisoformat(self.config.date) - datetime.date.fromisoformat(_BASELINE_DATE)
             incremental_dates = [
                 (datetime.date.fromisoformat(_BASELINE_DATE) + datetime.timedelta(days=i + 1)).isoformat()
                 for i in range(date_delta.days)