Update PS_Alaska.py

Update urls and script

PS_Alaska.py

@@ -17,26 +17,16 @@
 import h5py
 import csv
 import os
+import logging
 
 import datasets
 
-_PSAlaska_DESCRIPTION = """
-This dataset combines waveforms and phases from 
-"""
-_ManualPick_ai4eps_CITATION = """\
-@InProceedings{huggingface:dataset,
-title = {A great new dataset},
-author={huggingface, Inc.
-},
-year={2020}
-}
-"""
+# Set up logging for debugging download issues
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
 
-_ManualPick_ai4eps_DESCRIPTION = """\
-This dataset includes P and S phases recorded by the broadband stations in the Alaska Peninsula
-"""
 
-_ManualPick_CITATION = """\
+_CITATION = """\
 @InProceedings{huggingface:dataset,
 title = {A great new dataset},
 author={huggingface, Inc.
@@ -46,24 +36,32 @@ year={2020}
 """
 
 _ManualPick_DESCRIPTION = """\
-This dataset includes P and S phases recorded by the broadband stations in the Alaska Peninsula
+This dataset includes P and S phases from AACSE catalog recorded by the broadband stations in the Alaska Peninsula
 """
 
-_PNTFIter1_CITATION = """
+_ManualPick_ai4eps_DESCRIPTION = """\
+This dataset includes P and S phases from AACSE catalog recorded by the broadband stations in the Alaska Peninsula in ai4eps format
 """
 
 _PNTFIter1_DESCRIPTION = """
 This dataset includes P and S phases predicted by the PhaseNet-TF using model trained by the manualpick dataset
 """
 
-_PNTFIter1Combined_CITATION = """
-"""
-
 _PNTFIter1Combined_DESCRIPTION = """
-This dataset includes all P and S phases from PNTFiter1 dataset and all false negative arrivals of manualpick dataset
+This dataset includes all P and S phases from PNTFiter1 dataset and all false negative arrivals of ManualPick dataset
 """
 
-_Data_URL = "https://huggingface.co/datasets/Aaaapril/PS_Alaska/resolve/main"
+_Base_URL = "https://huggingface.co/datasets/Aaaapril/PS_Alaska/resolve/main"
+def get_data_url(dataset, n):
+    return {
+        "catalogs": f"{_Base_URL}/{dataset}/catalogs.csv",
+        "phases": f"{_Base_URL}/{dataset}/phase_picks.csv",
+        "waveform": f"{_Base_URL}/{dataset}/waveform.h5",
+        "stations": f"{_Base_URL}/stations.json",
+        "waveforms": [
+            f"{_Base_URL}/{dataset}/waveform/{x:05d}-of-{n:05d}.zip" for x in range(n)
+        ]
+    }
 
 
 class PSAlaskaConfig(datasets.BuilderConfig):
@@ -75,7 +73,7 @@ class PSAlaskaConfig(datasets.BuilderConfig):
             feature dict. Should not include "label".
           data_url: `string`, url to download the zip file from.
           citation: `string`, citation for the data set.
-          url: `string`, url for information about the data set.
+          data_url: `string`, url for information about the data set.
           label_classes: `list[string]`, the list of classes for the label if the
             label is present as a string. Non-string labels will be cast to either
             'False' or 'True'.
@@ -98,26 +96,26 @@ class PSAlaskaDataset(datasets.GeneratorBasedBuilder):
         PSAlaskaConfig(
             name="ManualPick",
             description=_ManualPick_DESCRIPTION,
-            data_url=_Data_URL+"/ManualPick",
-            citation=_ManualPick_CITATION,
+            data_url=get_data_url("ManualPick", 4),
+            citation=_CITATION,
         ),
         PSAlaskaConfig(
             name="ManualPick_ai4eps",
             description=_ManualPick_ai4eps_DESCRIPTION,
-            data_url=_Data_URL+"/ManualPick_ai4eps",
-            citation=_ManualPick_ai4eps_CITATION,
+            data_url=get_data_url("ManualPick_ai4eps", 4),
+            citation=_CITATION,
         ),
         PSAlaskaConfig(
             name="PNTFIter1",
             description=_PNTFIter1_DESCRIPTION,
-            data_url=_Data_URL+"/PNTFIter1",
-            citation=_PNTFIter1_CITATION,
+            data_url=get_data_url("PNTFIter1", 19),
+            citation=_CITATION,
         ),
         PSAlaskaConfig(
             name="PNTFIter1_combined",
             description=_PNTFIter1Combined_DESCRIPTION,
-            data_url=_Data_URL+"/PNTFIter1_combined",
-            citation=_PNTFIter1Combined_CITATION,
+            data_url=get_data_url("PNTFIter1_combined", 20),
+            citation=_CITATION,
         ),
     ]
 
@@ -127,7 +125,7 @@ class PSAlaskaDataset(datasets.GeneratorBasedBuilder):
     def _info(self):
 
         return datasets.DatasetInfo(
-            description=_PSAlaska_DESCRIPTION + self.config.description,
+            description=self.config.description,
             features=datasets.Features(
                 {
                     "begin_time": datasets.Value("string"),
@@ -152,44 +150,23 @@ class PSAlaskaDataset(datasets.GeneratorBasedBuilder):
 
         urls = self.config.data_url
         data_dir = dl_manager.download_and_extract(urls)
-        stationf = dl_manager.download_and_extract(_Data_URL + '/stations.csv')
-        stationl = []
-        eventl = []
-        waveform_files = {}
-        with open(stationf, newline='') as csvfile:
-            r = csv.reader(csvfile, delimiter=',')
-            next(r)
-            for row in r:
-                stationl.append(row[-1])
-
-        with open(os.path.join(data_dir, 'catalogs.csv'), newline='') as csvfile:
-            r = csv.reader(csvfile, delimiter=',')
-            next(r)
-            for row in r:
-                eventl.append(row[3])
-
-        for e in eventl:
-            waveform_files[e] = os.path.join(data_dir, 'waveform', f'{e}.h5')
+        handler = h5py.File(data_dir['waveform'], 'r')
 
         return [
             datasets.SplitGenerator(
                 name="full",
                 gen_kwargs={
-                    "stations": stationl,
-                    "events": eventl,
-                    "waveform_files": waveform_files
+                    "handler": handler
                 },
             ),
         ]
 
 
-    def _generate_examples(self, stations, events, waveform_files):
-        
-        for e in events:
-            f = h5py.File(waveform_files[e], 'r')
-            for sta in f[e].keys():
+    def _generate_examples(self, handler):
+        for e in handler.keys():
+            for sta in handler[e].keys():
                 key = f'{e}_{sta}'
-                meta = f[e][sta].attrs
+                meta = handler[e][sta].attrs
                 yield key, {
                     "begin_time": meta['begin_time'],
                     "end_time": meta['end_time'],
@@ -201,6 +178,6 @@ class PSAlaskaDataset(datasets.GeneratorBasedBuilder):
                     "phase_index": meta['phase_index'],
                     "phase_time": meta['phase_time'],
                     "phase_type": meta['phase_type'],
-                    "waveform": f[e][sta]
+                    "waveform": handler[e][sta]
                 }
-            f.close()
+            handler.close()