学习PythonPython批量计算PDF页数
Onew今天下载了2016年到2024年的国考真题,准备拿在网上去打印出来做,因为想算一下大概多少钱,但是页数太多了不知道多少页,于是写下了以下Python代码来批量计算PDF的页数
安装PyPDF2库:
Python代码
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| import PyPDF2 import os
def count_pdf_pages(directory): pdf_page_counts = {} total_pages = 0 for filename in os.listdir(directory): if filename.endswith(".pdf"): filepath = os.path.join(directory, filename) try: with open(filepath, "rb") as pdf_file: pdf_reader = PyPDF2.PdfReader(pdf_file) page_count = len(pdf_reader.pages) pdf_page_counts[filename] = page_count total_pages += page_count except Exception as e: pdf_page_counts[filename] = f"Error: {e}" return pdf_page_counts, total_pages
directory_path = "D:/本地文件夹/桌面/2016-2024国考真题" page_counts, total_pages = count_pdf_pages(directory_path)
for filename, page_count in page_counts.items(): print(f"{filename}: {page_count} pages")
print(f"Total pages across all PDFs: {total_pages}")
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代码说明
count_pdf_pages 函数返回一个包含每个 PDF 文件页数的字典 pdf_page_counts,以及所有 PDF 的总页数 total_pages。
代码中使用 total_pages += page_count 来累计页数。
运行效果
