From 7cb875ade866f084006763f76c4527aa59632924 Mon Sep 17 00:00:00 2001
From: guanjihuan <guanjihuan@163.com>
Date: Sat, 7 Oct 2023 01:21:31 +0800
Subject: [PATCH] 0.0.186

---
 API_Reference/API_Reference.py              |  8 ++++++-
 Source_Code/PyPI/setup.cfg                  |  2 +-
 Source_Code/PyPI/src/guan.egg-info/PKG-INFO |  2 +-
 Source_Code/PyPI/src/guan/__init__.py       | 23 ++++++++++++++++++++-
 4 files changed, 31 insertions(+), 4 deletions(-)

diff --git a/API_Reference/API_Reference.py b/API_Reference/API_Reference.py
index 9b767aa..1c8b87b 100644
--- a/API_Reference/API_Reference.py
+++ b/API_Reference/API_Reference.py
@@ -1,4 +1,4 @@
-# API Reference shows all functions in Guan package. The current version is guan-0.0.185, updated on December 05, 2023.
+# API Reference shows all functions in Guan package. The current version is guan-0.0.186, updated on December 07, 2023.
 
 import guan
 
@@ -917,6 +917,12 @@ guan.combine_two_pdf_files(input_file_1='a.pdf', input_file_2='b.pdf', output_fi
 # 将PDF文件转成文本
 content = guan.pdf_to_text(pdf_path)
 
+# 获取PDF文件页数
+num_pages = guan.get_pdf_page_number(pdf_path)
+
+# 获取PDF文件指定页面的内容
+page_text = guan.pdf_to_txt_for_a_specific_page(pdf_path, page_num=1)
+
 # 获取PDF文献中的链接。例如: link_starting_form='https://doi.org'
 links = guan.get_links_from_pdf(pdf_path, link_starting_form='')
 
diff --git a/Source_Code/PyPI/setup.cfg b/Source_Code/PyPI/setup.cfg
index abb7a1c..17f4a0a 100644
--- a/Source_Code/PyPI/setup.cfg
+++ b/Source_Code/PyPI/setup.cfg
@@ -1,7 +1,7 @@
 [metadata]
 # replace with your username:
 name = guan
-version = 0.0.185
+version = 0.0.186
 author = guanjihuan
 author_email = guanjihuan@163.com
 description = An open source python package
diff --git a/Source_Code/PyPI/src/guan.egg-info/PKG-INFO b/Source_Code/PyPI/src/guan.egg-info/PKG-INFO
index 7453d84..3d15882 100644
--- a/Source_Code/PyPI/src/guan.egg-info/PKG-INFO
+++ b/Source_Code/PyPI/src/guan.egg-info/PKG-INFO
@@ -1,6 +1,6 @@
 Metadata-Version: 2.1
 Name: guan
-Version: 0.0.185
+Version: 0.0.186
 Summary: An open source python package
 Home-page: https://py.guanjihuan.com
 Author: guanjihuan
diff --git a/Source_Code/PyPI/src/guan/__init__.py b/Source_Code/PyPI/src/guan/__init__.py
index 31ab481..8b6be8e 100644
--- a/Source_Code/PyPI/src/guan/__init__.py
+++ b/Source_Code/PyPI/src/guan/__init__.py
@@ -1,6 +1,6 @@
 # Guan is an open-source python package developed and maintained by https://www.guanjihuan.com/about (Ji-Huan Guan, 关济寰). The primary location of this package is on website https://py.guanjihuan.com. GitHub link: https://github.com/guanjihuan/py.guanjihuan.com.
 
-# The current version is guan-0.0.185, updated on December 05, 2023.
+# The current version is guan-0.0.186, updated on December 07, 2023.
 
 # Installation: pip install --upgrade guan
 
@@ -4038,6 +4038,27 @@ def pdf_to_text(pdf_path):
                     content  = content + x.get_text().strip()
     return content
 
+# 获取PDF文件页数
+def get_pdf_page_number(pdf_path):
+    import PyPDF2
+    pdf_file = open(pdf_path, 'rb')
+    pdf_reader = PyPDF2.PdfReader(pdf_file)
+    num_pages = len(pdf_reader.pages)
+    return num_pages
+
+# 获取PDF文件指定页面的内容
+def pdf_to_txt_for_a_specific_page(pdf_path, page_num=1):
+    import PyPDF2
+    pdf_file = open(pdf_path, 'rb')
+    pdf_reader = PyPDF2.PdfReader(pdf_file)
+    num_pages = len(pdf_reader.pages)
+    for page_num0 in range(num_pages):
+        if page_num0 == page_num-1:
+            page = pdf_reader.pages[page_num0]
+            page_text = page.extract_text()
+    pdf_file.close()
+    return page_text
+
 # 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