MaxKB/apps/common/handle/impl/qa/csv_parse_qa_handle.py
shaohuzhang1 28938104c0
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* feat: 支持上传 Excel/CSV 类型的问答对 (#430)
2024-05-23 18:57:49 +08:00

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# coding=utf-8
"""
@project: maxkb
@Author
@file csv_parse_qa_handle.py
@date2024/5/21 14:59
@desc:
"""
import csv
import io
from charset_normalizer import detect
from common.handle.base_parse_qa_handle import BaseParseQAHandle
def read_csv_standard(file_path):
data = []
with open(file_path, 'r') as file:
reader = csv.reader(file)
for row in reader:
data.append(row)
return data
class CsvParseQAHandle(BaseParseQAHandle):
def support(self, file, get_buffer):
file_name: str = file.name.lower()
if file_name.endswith(".csv"):
return True
return False
def handle(self, file, get_buffer):
buffer = get_buffer(file)
reader = csv.reader(io.TextIOWrapper(io.BytesIO(buffer), encoding=detect(buffer)['encoding']))
try:
title_row_list = reader.__next__()
except Exception as e:
return []
title_row_index_dict = {'title': 0, 'content': 1, 'problem_list': 2}
for index in range(len(title_row_list)):
title_row = title_row_list[index]
if title_row.startswith('分段标题'):
title_row_index_dict['title'] = index
if title_row.startswith('分段内容'):
title_row_index_dict['content'] = index
if title_row.startswith('问题'):
title_row_index_dict['problem_list'] = index
paragraph_list = []
for row in reader:
problem = row[title_row_index_dict.get('problem_list')]
problem_list = [{'content': p[0:255]} for p in problem.split('\n') if len(p.strip()) > 0]
paragraph_list.append({'title': row[title_row_index_dict.get('title')][0:255],
'content': row[title_row_index_dict.get('content')][0:4096],
'problem_list': problem_list})
return [{'name': file.name, 'paragraphs': paragraph_list}]