


"""simple docstring"""

import gzip
import hashlib
import json
import multiprocessing
import os
import re
import shutil
import time
from pathlib import Path

import numpy as np
from arguments import PreprocessingArguments
from datasets import load_dataset
from minhash_deduplication import deduplicate_dataset

from transformers import AutoTokenizer, HfArgumentParser


UpperCAmelCase__					=re.compile(R"\s+")


def lowerCAmelCase_   (					UpperCamelCase__						:			str			):






 """simple docstring"""







 return {"hash": hashlib.mda(re.sub(UpperCamelCase__					, """"""					, example["""content"""]			).encode("""utf-8"""			)			).hexdigest()}


def lowerCAmelCase_   (					UpperCamelCase__						:			Optional[int]			):






 """simple docstring"""







 __lowercase						=						[len(UpperCamelCase__			) for line in example["""content"""].splitlines()]
 return {"line_mean": np.mean(UpperCamelCase__			), "line_max": max(UpperCamelCase__			)}


def lowerCAmelCase_   (					UpperCamelCase__						:			Union[str, Any]			):






 """simple docstring"""







 __lowercase						=						np.mean([c.isalnum() for c in example["""content"""]]			)
 return {"alpha_frac": alpha_frac}


def lowerCAmelCase_   (					UpperCamelCase__						:			Union[str, Any]					, UpperCamelCase__						:			List[str]			):






 """simple docstring"""







 if example["hash"] in uniques:
  uniques.remove(example["""hash"""]			)
  return True
 else:
  return False


def lowerCAmelCase_   (					UpperCamelCase__						:			Tuple					, UpperCamelCase__						:			Optional[int]=5			):






 """simple docstring"""







 __lowercase						=						["""auto-generated""", """autogenerated""", """automatically generated"""]
 __lowercase						=						example["""content"""].splitlines()
 for _, line in zip(range(UpperCamelCase__			)					, UpperCamelCase__			):
  for keyword in keywords:
   if keyword in line.lower():
    return {"autogenerated": True}
 else:
  return {"autogenerated": False}


def lowerCAmelCase_   (					UpperCamelCase__						:			Tuple					, UpperCamelCase__						:			Dict=5					, UpperCamelCase__						:			str=0.05			):






 """simple docstring"""







 __lowercase						=						["""unit tests""", """test file""", """configuration file"""]
 __lowercase						=						example["""content"""].splitlines()
 __lowercase						=						0
 __lowercase						=						0
 # first test
 for _, line in zip(range(UpperCamelCase__			)					, UpperCamelCase__			):
  for keyword in keywords:
   if keyword in line.lower():
    return {"config_or_test": True}
    # second test
 __lowercase						=						example["""content"""].count("""\n"""			)
 __lowercase						=						int(coeff * nlines			)
 for line in lines:
  count_config += line.lower().count("""config"""			)
  count_test += line.lower().count("""test"""			)
  if count_config > threshold or count_test > threshold:
   return {"config_or_test": True}
 return {"config_or_test": False}


def lowerCAmelCase_   (					UpperCamelCase__						:			List[Any]			):






 """simple docstring"""







 __lowercase						=						["""def """, """class """, """for """, """while """]
 __lowercase						=						example["""content"""].splitlines()
 for line in lines:
  for keyword in keywords:
   if keyword in line.lower():
    return {"has_no_keywords": False}
 return {"has_no_keywords": True}


def lowerCAmelCase_   (					UpperCamelCase__						:			str					, UpperCamelCase__						:			Tuple=4			):






 """simple docstring"""







 __lowercase						=						example["""content"""].splitlines()
 __lowercase						=						0
 for line in lines:
  counter += line.lower().count("""="""			)
  if counter > minimum:
   return {"has_few_assignments": False}
 return {"has_few_assignments": True}


def lowerCAmelCase_   (					UpperCamelCase__						:			str			):






 """simple docstring"""







 __lowercase						=						tokenizer(example["""content"""]					, truncation=UpperCamelCase__			)["""input_ids"""]
 __lowercase						=						len(example["""content"""]			) / len(UpperCamelCase__			)
 return {"ratio": ratio}


def lowerCAmelCase_   (					UpperCamelCase__						:			Optional[Any]			):






 """simple docstring"""







 __lowercase						=						{}
 results.update(get_hash(UpperCamelCase__			)			)
 results.update(line_stats(UpperCamelCase__			)			)
 results.update(alpha_stats(UpperCamelCase__			)			)
 results.update(char_token_ratio(UpperCamelCase__			)			)
 results.update(is_autogenerated(UpperCamelCase__			)			)
 results.update(is_config_or_test(UpperCamelCase__			)			)
 results.update(has_no_keywords(UpperCamelCase__			)			)
 results.update(has_few_assignments(UpperCamelCase__			)			)
 return results


def lowerCAmelCase_   (					UpperCamelCase__						:			Optional[int]					, UpperCamelCase__						:			List[str]					, UpperCamelCase__						:			Union[str, Any]			):






 """simple docstring"""







 if not check_uniques(UpperCamelCase__					, UpperCamelCase__			):
  return False
 elif example["autogenerated"]:
  return False
 elif example["line_max"] > args.line_max:
  return False
 elif example["line_mean"] > args.line_mean:
  return False
 elif example["alpha_frac"] < args.alpha_frac:
  return False
 elif example["ratio"] < args.min_token_ratio:
  return False
 elif example["config_or_test"] and np.random.rand() <= args.filter_proba:
  return False
 elif example["has_no_keywords"] and np.random.rand() <= args.filter_proba:
  return False
 elif example["has_few_assignments"]:
  return False
 else:
  return True


def lowerCAmelCase_   (					UpperCamelCase__						:			Optional[int]			):






 """simple docstring"""







 with open(UpperCamelCase__					, """rb"""			) as f_in:
  with gzip.open(str(UpperCamelCase__			) + """.gz"""					, """wb"""					, compresslevel=6			) as f_out:
   shutil.copyfileobj(UpperCamelCase__					, UpperCamelCase__			)
 os.unlink(UpperCamelCase__			)


# Settings
UpperCAmelCase__					=HfArgumentParser(PreprocessingArguments)
UpperCAmelCase__					=parser.parse_args()
if args.num_workers is None:
       UpperCAmelCase__					=multiprocessing.cpu_count()
UpperCAmelCase__					=AutoTokenizer.from_pretrained(args.tokenizer_dir)

# Load dataset
UpperCAmelCase__					=time.time()
UpperCAmelCase__					=load_dataset(args.dataset_name, split="train")
print(f"""Time to load dataset: {time.time()-t_start:.2f}""")

# Run preprocessing
UpperCAmelCase__					=time.time()
UpperCAmelCase__					=ds.map(preprocess, num_proc=args.num_workers)
print(f"""Time to preprocess dataset: {time.time()-t_start:.2f}""")

# Deduplicate hashes
UpperCAmelCase__					=set(ds.unique("hash"))
UpperCAmelCase__					=len(uniques) / len(ds)
print(f"""Fraction of duplicates: {1-frac:.2%}""")

# Deduplicate data and apply heuristics
UpperCAmelCase__					=time.time()
UpperCAmelCase__					=ds.filter(filter, fn_kwargs={"uniques": uniques, "args": args})
print(f"""Time to filter dataset: {time.time()-t_start:.2f}""")
print(f"""Size of filtered dataset: {len(ds_filter)}""")

# Deduplicate with minhash and jaccard similarity
if args.near_deduplication:
       UpperCAmelCase__					=time.time()
       UpperCAmelCase__				,   UpperCAmelCase__					=deduplicate_dataset(ds_filter, args.jaccard_threshold)
       print(f"""Time to deduplicate dataset: {time.time()-t_start:.2f}""")
       print(f"""Size of deduplicate dataset: {len(ds_filter)}""")

# Save data in batches of samples_per_file
UpperCAmelCase__					=Path(args.output_dir)
output_dir.mkdir(exist_ok=True)

# save duplicate_clusters in the output_dir as artifacts
# not sure it is the right place the save it
if args.near_deduplication:
       with open(output_dir / "duplicate_clusters.json", "w") as f:
              json.dump(duplicate_clusters, f)

UpperCAmelCase__					=output_dir / "data"
data_dir.mkdir(exist_ok=True)

UpperCAmelCase__					=time.time()
for file_number, index in enumerate(range(0, len(ds_filter), args.samples_per_file)):
       UpperCAmelCase__					=str(data_dir / f"""file-{file_number+1:012}.json""")
       UpperCAmelCase__					=min(len(ds_filter), index + args.samples_per_file)
       ds_filter.select(list(range(index, end_index))).to_json(file_path)
       compress_file(file_path)

print(f"""Time to save dataset: {time.time()-t_start:.2f}""")




"""simple docstring"""

def lowerCAmelCase_   (					UpperCamelCase__						:			int					, UpperCamelCase__						:			int			):






 """simple docstring"""







 return x if y == 0 else greatest_common_divisor(UpperCamelCase__					, x % y			)


def lowerCAmelCase_   (					UpperCamelCase__						:			int					, UpperCamelCase__						:			int			):






 """simple docstring"""







 return (x * y) // greatest_common_divisor(UpperCamelCase__					, UpperCamelCase__			)


def lowerCAmelCase_   (					UpperCamelCase__						:			int = 20			):






 """simple docstring"""







 __lowercase						=						1
 for i in range(1					, n + 1			):
  __lowercase						=						lcm(UpperCamelCase__					, UpperCamelCase__			)
 return g


if __name__ == "__main__":
       print(f"""{solution() = }""")
