Python提取PDF财务报表附注表格
时间: 2023-06-13 15:07:07 浏览: 460
要提取PDF财务报表附注表格,可以使用Python中的PyPDF2和Tabula-py库。
首先,使用PyPDF2库打开PDF文件并将其转换为文本。然后使用正则表达式找到表格所在的页面和位置。最后,使用Tabula-py库提取表格数据。以下是一个简单的示例代码:
```python
import re
import PyPDF2
import tabula
# 打开PDF文件并转换为文本
pdf_file = open('financial_report.pdf', 'rb')
pdf_reader = PyPDF2.PdfReader(pdf_file)
page_text = ''
for page in pdf_reader.pages:
page_text += page.extract_text()
# 在文本中查找表格位置
table_pattern = re.compile(r'附注.*表.*')
match = table_pattern.search(page_text)
if match is None:
print('没有找到表格')
else:
table_page = match.start() // 100 + 1
table_area = match.group()
# 使用Tabula-py提取表格数据
tables = tabula.read_pdf('financial_report.pdf', pages=table_page, area=table_area)
print(tables)
```
请注意,这只是提取PDF财务报表附注表格的一个基本示例。实际情况可能会更复杂,具体取决于PDF文件的格式和结构。
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