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import multiprocessing
import random
import traceback
from lxml import etree
import pathlib
import orjson
import tqdm
import typer
import urllib.parse
from sqlitedict import SqliteDict
app = typer.Typer()
def fast_iter(context, func, *args, **kwargs):
"""
http://lxml.de/parsing.html#modifying-the-tree
Based on Liza Daly's fast_iter
http://www.ibm.com/developerworks/xml/library/x-hiperfparse/
See also http://effbot.org/zone/element-iterparse.htm
"""
for event, elem in context:
func(elem, *args, **kwargs)
# It's safe to call clear() here because no descendants will be
# accessed
elem.clear()
# Also eliminate now-empty references from the root node to elem
for ancestor in elem.xpath("ancestor-or-self::*"):
while ancestor.getprevious() is not None:
del ancestor.getparent()[0]
del context
@app.command()
def decadence_fp(stack_folder: pathlib.Path, output_file: pathlib.Path):
post_history = stack_folder / "PostHistory.xml"
if not post_history.exists():
raise Exception()
# posts_hist = {}
print("Working on", stack_folder.name)
sql_dict_posts = SqliteDict(
f"tmp/{stack_folder.name}.hist.tmp.sqlite", flag="n", tablename="dict_hist"
)
try:
with tqdm.tqdm() as pbar:
ctx = etree.iterparse(post_history, tag="row")
def element_processor2(elem):
p_type = int(elem.get("PostHistoryTypeId"))
pid: str = elem.get("PostId")
if p_type in range(1, 4):
if pid in sql_dict_posts:
post_data = sql_dict_posts[pid]
else:
post_data = sql_dict_posts[pid] = {}
if p_type == 1:
post_data["title"] = urllib.parse.unquote(
elem.get("Text", "")
).replace("\r\n", "\n")
elif p_type == 2:
post_data["body"] = urllib.parse.unquote(
elem.get("Text", "")
).replace("\r\n", "\n")
elif p_type == 3:
post_data["tags"] = urllib.parse.unquote(
elem.get("Text", "")
).replace("\r\n", "\n")
# print(post_data)
sql_dict_posts[pid] = post_data
pbar.update(1)
elif p_type in range(4, 10):
if pid in sql_dict_posts:
post_data = sql_dict_posts[pid]
else:
# print(f"[W] {pid}, {stack_folder.name} appears to be a partial?")
post_data = sql_dict_posts[pid] = {}
post_data["partial"] = True
if p_type in [4, 7]:
post_data["title"] = urllib.parse.unquote(
elem.get("Text", "")
).replace("\r\n", "\n")
elif p_type in [5, 8]:
post_data["body"] = urllib.parse.unquote(
elem.get("Text", "")
).replace("\r\n", "\n")
elif p_type in [6, 9]:
post_data["tags"] = urllib.parse.unquote(
elem.get("Text", "")
).replace("\r\n", "\n")
sql_dict_posts[pid] = post_data
pbar.update(1)
elif p_type == 35:
if pid in sql_dict_posts:
post_data = sql_dict_posts[pid]
else:
print(
f"[W] {pid}, {stack_folder.name} requested to be redirected but redirect doesn't seem to exist?"
)
post_data = {}
if not post_data.get("partial", False):
print(f"[I] {pid}, {stack_folder.name} Not partial?")
return
print(post_data)
elif p_type == 10:
if pid not in sql_dict_posts:
return
post_data = sql_dict_posts[pid]
if not post_data:
raise Exception
post_data["closed"] = True
sql_dict_posts[pid] = post_data
pbar.update(1)
elif p_type == 11:
if pid not in sql_dict_posts:
return
post_data = sql_dict_posts[pid]
if not post_data:
raise Exception
post_data["closed"] = False
sql_dict_posts[pid] = post_data
pbar.update(1)
elif p_type == 12:
if pid not in sql_dict_posts:
return
post_data = sql_dict_posts[pid]
if not post_data:
raise Exception
post_data["deleted"] = True
sql_dict_posts[pid] = post_data
pbar.update(1)
elif p_type == 13:
if pid not in sql_dict_posts:
return
post_data = sql_dict_posts[pid]
if not post_data:
raise Exception
post_data["deleted"] = False
sql_dict_posts[pid] = post_data
pbar.update(1)
elif p_type == 14:
if pid not in sql_dict_posts:
return
post_data = sql_dict_posts[pid]
if not post_data:
raise Exception
post_data["locked"] = True
sql_dict_posts[pid] = post_data
pbar.update(1)
elif p_type == 15:
if pid not in sql_dict_posts:
return
post_data = sql_dict_posts[pid]
if not post_data:
raise Exception
post_data["locked"] = False
sql_dict_posts[pid] = post_data
pbar.update(1)
# print(etree.tostring(element))
if pbar.n % 5000 == 0 and pbar.n != 0:
# print(sql_dict_posts.conn.reqs.qsize())
sql_dict_posts.commit()
# elem.clear()
fast_iter(ctx, element_processor2)
except Exception as e:
print("[!] ERR: ", traceback.format_exception(e))
flagged = set()
for k, v in sql_dict_posts.items():
if not v.get("body").strip():
flagged.add(k)
if v.get("deleted", False):
flagged.add(k)
for fg in flagged:
del sql_dict_posts[fg]
sql_dict_posts.sync()
print("Reconstruct done!")
sql_dict_posts.close()
@app.command()
def decadence(stack_folder: pathlib.Path, output_file: pathlib.Path):
posts = stack_folder / "Posts.xml"
if not posts.exists():
raise Exception()
# reconstruct = {}
sql_dict_posts = SqliteDict(
f"tmp/{stack_folder.name}.hist.tmp.sqlite", flag="r", tablename="dict_hist"
)
main_qn_posts = SqliteDict(
f"tmp/{stack_folder.name}.s2.hist.tmp.sqlite", flag="n", tablename="qa_items",
)
print("processing", posts)
try:
# Prepare all the Main Question posts
with tqdm.tqdm() as bar:
ctx2 = etree.iterparse(posts, tag="row")
sync = 0
def element_processor(element):
nonlocal sync
pid = element.get("Id")
p_type = int(element.get("PostTypeId"))
if p_type == 1:
if pid not in sql_dict_posts:
main_qn_posts[pid] = {"Stub":True}
print(
f"[!] Question: {int(element.get('Id'))} {stack_folder.name} does not exist but referanced?"
)
return
main_qn_posts[pid] = sql_dict_posts[pid]
main_qn_posts[pid]["Stub"] = False
main_qn_posts[pid]["Id"] = pid
main_qn_posts[pid]["CreationDate"] = element.get("CreationDate")
main_qn_posts[pid]["Score"] = int(element.get("Score"))
main_qn_posts[pid]["Accepted"] = (
int(element.get("AcceptedAnswerId"))
if element.get("AcceptedAnswerId")
else None
)
main_qn_posts[pid]["Counts"] = {
"Views": int(element.get("ViewCount"))
if element.get("ViewCount")
else 0,
"Answers": int(element.get("AnswerCount"))
if element.get("AnswerCount")
else 0,
"Comments": int(element.get("CommentCount"))
if element.get("CommentCount")
else 0,
}
if sync >= 1000:
sync = 0
# print("Sync.")
main_qn_posts.sync()
sync += 1
bar.update(1)
fast_iter(ctx2, element_processor)
main_qn_posts.sync()
except Exception as e:
print("[!] ERR: ", traceback.format_exception(e))
print("2nd Pass Posts Done")
# Match all the Answer posts
try:
with tqdm.tqdm() as bar:
ctx3 = etree.iterparse(posts, tag="row")
sync = 0
def element_processor3(element):
nonlocal sync
pid = element.get("Id")
p_type = int(element.get("PostTypeId"))
if p_type == 2:
parent_id = element.get("ParentId")
if parent_id not in main_qn_posts:
print(
f"[!] Answer: {int(element.get('Id'))} {stack_folder.name} has no parent attached to it!"
)
return
root = main_qn_posts[parent_id]
answers = root.setdefault("answers", [])
if pid in sql_dict_posts:
rec_answer = sql_dict_posts[pid]
else:
rec_answer = None
if rec_answer is None:
print(
f"[!] Answer: {int(element.get('Id'))} {stack_folder.name} does not have a PostHistory.xml Assoc. with it!"
)
root["answers"] = answers
return
rec_answer["Id"] = int(element.get("Id"))
rec_answer["Score"] = (
int(element.get("Score")) if element.get("Score") else 0
)
rec_answer["Counts"] = {
"Views": int(element.get("ViewCount"))
if element.get("ViewCount")
else 0,
"Comments": int(element.get("CommentCount"))
if element.get("CommentCount")
else 0,
}
answers.append(rec_answer)
root["answers"] = answers
main_qn_posts[parent_id] = root
if sync >= 1000:
sync = 0
print("Sync.")
main_qn_posts.sync()
sync += 1
bar.update(1)
fast_iter(ctx3, element_processor3)
main_qn_posts.sync()
except Exception as e:
print("[!] ERR: ", traceback.format_exception(e))
print("2nd Pass done.", output_file.name)
try:
with open(output_file, "wb") as f:
for k, v in main_qn_posts.items():
f.write(orjson.dumps(v) + b"\n")
sql_dict_posts.close()
pathlib.Path(f"tmp/{stack_folder.name}.hist.tmp.sqlite").unlink()
except Exception as e:
print("[!] ERR: ", traceback.format_exception(e))
@app.command()
def convo_processor(base_file: pathlib.Path, qa_file: pathlib.Path):
with open(qa_file, "wb") as fw:
with open(base_file, "rb") as f:
for line in f:
data = orjson.loads(line)
if "body" not in data or "title" not in data:
continue
if data["body"].lower().startswith(data["title"].lower()):
question = f'{data["title"].strip()}\n\n{data["body"][len(data["title"]) :].strip()}'
else:
question = f'{data["title"].strip()}\n\n{data["body"].strip()}'
if data.get("answers"):
for answer in data.get("answers"):
if "Score" not in answer:
print("no score?",data)
continue
if answer["Score"] >= 0:
zz = {
"conversation": [
{"sender": "user", "message": question},
{"sender": "assistant", "message": answer},
],
"meta": {
"q_score": data.get("Score",0),
"a_score": answer["Score"],
},
}
fw.write(orjson.dumps(zz) + b"\n")
pass
@app.command()
def qa_processor(base_file: pathlib.Path, qa_file: pathlib.Path, formats: pathlib.Path):
question_formats = orjson.loads(formats.read_bytes())
with open(qa_file, "wb") as fw:
with open(base_file, "rb") as f:
for line in f:
data = orjson.loads(line)
if "body" not in data or "title" not in data:
continue
if data["body"].lower().startswith(data["title"].lower()):
question = f'{data["title"].strip()}\n\n{data["body"][len(data["title"]) :].strip()}'
else:
question = f'{data["title"].strip()}\n\n{data["body"].strip()}'
if data.get("answers"):
for answer in data.get("answers"):
if answer["Score"] >= 0:
fmt = random.choice(question_formats)
fmt = fmt.format(question=question, answer=answer["body"])
zz = {
"text": fmt,
"meta": {
"q_score": data.get("Score",0),
"a_score": answer["Score"],
},
}
fw.write(orjson.dumps(zz) + b"\n")
pass
def err_handler(e):
traceback.print_exception(e)
@app.command()
def convo_stackstack(folder: pathlib.Path):
with multiprocessing.Pool(processes=64) as pool:
fn = []
for item in folder.iterdir():
if item.is_file() and item.suffix.endswith("jsonl"):
# print(item)
fn.append(
pool.apply_async(
convo_processor,
(
item,
pathlib.Path("convo-large")
/ pathlib.Path(f"{item.stem}_convo.jsonl")
),
error_callback=err_handler)
)
for f in fn:
f.wait()
pool.close()
pool.join
@app.command()
def qa_stackstack(folder: pathlib.Path):
with multiprocessing.Pool(processes=64) as pool:
fn = []
for item in folder.iterdir():
if item.is_file() and item.suffix.endswith("jsonl"):
# print(item)
fn.append(
pool.apply_async(
qa_processor,
(
item,
pathlib.Path("qa-large")
/ pathlib.Path(f"{item.stem}_qa.jsonl"),
pathlib.Path("staccato_format.json")
),
error_callback=err_handler)
)
for f in fn:
f.wait()
pool.close()
pool.join()
@app.command()
def fp_stackstack(folder: pathlib.Path):
with multiprocessing.Pool(processes=6) as pool:
fn = []
for item in folder.iterdir():
if item.is_dir() and "meta." not in item.name:
# print(item)
fn.append(
pool.apply_async(
decadence_fp,
(
item,
pathlib.Path("large-parsed")
/ pathlib.Path(f"{item.name}_raw.jsonl"),
),
)
)
for f in fn:
f.wait()
pool.close()
pool.join()
@app.command()
def stackstack(folder: pathlib.Path):
with multiprocessing.Pool(processes=8) as pool:
fn = []
for item in folder.iterdir():
if item.is_dir() and "meta." not in item.name:
# print(item)
fn.append(
pool.apply_async(
decadence,
(
item,
pathlib.Path("large-parsed")
/ pathlib.Path(f"{item.name}_raw.jsonl"),
),
)
)
for f in fn:
f.wait()
app()
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