Update multi-model-plant-genome-corpus.py

multi-model-plant-genome-corpus.py

@@ -4,15 +4,9 @@ from Bio import SeqIO
 import os
 
 _CITATION = ""
-_DESCRIPTION = """
-
-Dataset made of model plants genomes available on NCBI.
-Default configuration "6kbp" yields chunks of 6.2kbp (100bp overlap on each side). The chunks of DNA are cleaned and processed so that
-they can only contain the letters A, T, C, G and N.
-"""
 _HOMEPAGE = "https://www.ncbi.nlm.nih.gov/"
 _LICENSE = "https://www.ncbi.nlm.nih.gov/home/about/policies/"
-_CHUNK_LENGTHS = [6000,]
+_CHUNK_LENGTHS = [510,]
 
 def filter_fn(char: str) -> str:
     """
@@ -35,17 +29,16 @@ def clean_sequence(seq: str) -> str:
     
 class PlantMultiSpeciesGenomesConfig(datasets.BuilderConfig):
     """BuilderConfig for the Plant Multi Species Pre-training Dataset."""
-    def __init__(self, *args, chunk_length: int, overlap: int = 100, **kwargs):
+    def __init__(self, *args, chunk_length: int, overlap: int = 255, **kwargs):
         """BuilderConfig for the multi species genomes.
         Args:
             chunk_length (:obj:`int`): Chunk length.
             overlap: (:obj:`int`): Overlap in base pairs for two consecutive chunks (defaults to 100).
             **kwargs: keyword arguments forwarded to super.
         """
-        num_kbp = int(chunk_length/1000)
         super().__init__(
             *args,
-            name=f'{num_kbp}kbp',
+            name=f'{chunk_length}bp',
             **kwargs,
         )
         self.chunk_length = chunk_length
@@ -56,7 +49,7 @@ class PlantMultiSpeciesGenomes(datasets.GeneratorBasedBuilder):
     VERSION = datasets.Version("1.1.0")
     BUILDER_CONFIG_CLASS = PlantMultiSpeciesGenomesConfig
     BUILDER_CONFIGS = [PlantMultiSpeciesGenomesConfig(chunk_length=chunk_length) for chunk_length in _CHUNK_LENGTHS]
-    DEFAULT_CONFIG_NAME = "6kbp"
+    DEFAULT_CONFIG_NAME = "510bp"
     
     def _info(self):