From 9b84c30ee9df008b6ea61fa2082709238996f23f Mon Sep 17 00:00:00 2001
From: guanjihuan <guanjihuan@163.com>
Date: Wed, 28 Jun 2023 16:35:24 +0800
Subject: [PATCH] 0.0.171

---
 API_Reference.py                |  3 +++
 PyPI/setup.cfg                  |  2 +-
 PyPI/src/guan.egg-info/PKG-INFO |  2 +-
 PyPI/src/guan/__init__.py       | 18 +++++++++++++++++-
 4 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/API_Reference.py b/API_Reference.py
index f9423db..69f6666 100644
--- a/API_Reference.py
+++ b/API_Reference.py
@@ -521,6 +521,9 @@ guan.change_directory_by_replacement(current_key_word='code', new_key_word='data
 
 # Module 14: others
 
+# 拼接两个PDF文件
+guan.combine_two_pdf_files(input_file1='a.pdf', input_file2='b.pdf', output_file='combined_file.pdf')
+
 # 通过Sci-Hub网站下载文献
 guan.download_with_scihub(address=None, num=1)
 
diff --git a/PyPI/setup.cfg b/PyPI/setup.cfg
index 0f09766..b4aa80e 100644
--- a/PyPI/setup.cfg
+++ b/PyPI/setup.cfg
@@ -1,7 +1,7 @@
 [metadata]
 # replace with your username:
 name = guan
-version = 0.0.170
+version = 0.0.171
 author = guanjihuan
 author_email = guanjihuan@163.com
 description = An open source python package
diff --git a/PyPI/src/guan.egg-info/PKG-INFO b/PyPI/src/guan.egg-info/PKG-INFO
index ad29e7a..713c6b4 100644
--- a/PyPI/src/guan.egg-info/PKG-INFO
+++ b/PyPI/src/guan.egg-info/PKG-INFO
@@ -1,6 +1,6 @@
 Metadata-Version: 2.1
 Name: guan
-Version: 0.0.170
+Version: 0.0.171
 Summary: An open source python package
 Home-page: https://py.guanjihuan.com
 Author: guanjihuan
diff --git a/PyPI/src/guan/__init__.py b/PyPI/src/guan/__init__.py
index 056962a..19a3ed8 100644
--- a/PyPI/src/guan/__init__.py
+++ b/PyPI/src/guan/__init__.py
@@ -2,7 +2,7 @@
 
 # With this package, you can calculate band structures, density of states, quantum transport and topological invariant of tight-binding models by invoking the functions you need. Other frequently used functions are also integrated in this package, such as file reading/writing, figure plotting, data processing.
 
-# The current version is guan-0.0.170, updated on June 19, 2023.
+# The current version is guan-0.0.171, updated on June 28, 2023.
 
 # Installation: pip install --upgrade guan
 
@@ -3135,6 +3135,22 @@ def download_with_scihub(address=None, num=1):
 
 ## PDF
 
+# 拼接两个PDF文件
+def combine_two_pdf_files(input_file1='a.pdf', input_file2='b.pdf', output_file='combined_file.pdf'):
+    import PyPDF2
+    output_pdf = PyPDF2.PdfWriter()
+    with open(input_file1, 'rb') as file1:
+        pdf1 = PyPDF2.PdfReader(file1)
+        for page in range(len(pdf1.pages)):
+            output_pdf.add_page(pdf1.pages[page])
+    with open(input_file2, 'rb') as file2:
+        pdf2 = PyPDF2.PdfReader(file2)
+        for page in range(len(pdf2.pages)):
+            output_pdf.add_page(pdf2.pages[page])
+    with open(output_file, 'wb') as merged_file:
+        output_pdf.write(merged_file)
+
+
 # 获取PDF文献中的链接。例如: link_starting_form='https://doi.org'
 def get_links_from_pdf(pdf_path, link_starting_form=''):
     import PyPDF2