MaxKB/apps/common/handle/impl/table/csv_parse_table_handle.py

45 lines
1.4 KiB
Python

# coding=utf-8
import logging
from charset_normalizer import detect
from common.handle.base_parse_table_handle import BaseParseTableHandle
max_kb = logging.getLogger("max_kb")
class CsvParseTableHandle(BaseParseTableHandle):
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, save_image):
buffer = get_buffer(file)
try:
content = buffer.decode(detect(buffer)['encoding'])
except BaseException as e:
max_kb.error(f'csv split handle error: {e}')
return [{'name': file.name, 'paragraphs': []}]
csv_model = content.split('\n')
paragraphs = []
# 第一行为标题
title = csv_model[0].split(',')
for row in csv_model[1:]:
if not row:
continue
line = '; '.join([f'{key}:{value}' for key, value in zip(title, row.split(','))])
paragraphs.append({'title': '', 'content': line})
return [{'name': file.name, 'paragraphs': paragraphs}]
def get_content(self, file, save_image):
buffer = file.read()
try:
return buffer.decode(detect(buffer)['encoding'])
except BaseException as e:
max_kb.error(f'csv split handle error: {e}')
return f'error: {e}'