python使用PyPDF2合并pdf
时间: 2024-12-28 11:37:23 浏览: 24
在Python中,你可以使用`PyPDF2`库来合并PDF文件。`PyPDF2`是一个用于处理PDF文档的纯Python模块,它允许你读取、操作和合并PDF页面。以下是合并PDF的基本步骤:
1. 首先,你需要安装`PyPDF2`。可以使用pip来安装:
```
pip install PyPDF2
```
2. 导入所需的模块:
```python
import PyPDF2
```
3. 定义PDF文件路径列表,包含你要合并的所有PDF文件:
```python
pdf_files = ['file1.pdf', 'file2.pdf', 'file3.pdf']
```
4. 创建一个PDF writer对象,这将用于接收合并后的内容:
```python
merger = PyPDF2.PdfFileMerger()
```
5. 循环遍历每个文件,并添加到merger中:
```python
for file_path in pdf_files:
with open(file_path, 'rb') as f:
merger.append(f)
```
6. 最后,保存合并后的PDF:
```python
output_path = "merged_file.pdf"
with open(output_path, 'wb') as outfile:
merger.write(outfile)
```
现在,`merged_file.pdf`已经包含了所有原始PDF文件的内容。
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