diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
new file mode 100644
index 0000000..0e22533
--- /dev/null
+++ b/.idea/inspectionProfiles/Project_Default.xml
@@ -0,0 +1,12 @@
+<component name="InspectionProjectProfileManager">
+  <profile version="1.0">
+    <option name="myName" value="Project Default" />
+    <inspection_tool class="PyPep8Inspection" enabled="true" level="WEAK WARNING" enabled_by_default="true">
+      <option name="ignoredErrors">
+        <list>
+          <option value="E203" />
+        </list>
+      </option>
+    </inspection_tool>
+  </profile>
+</component>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 65531ca..d1e22ec 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.6" project-jdk-type="Python SDK" />
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.8" project-jdk-type="Python SDK" />
 </project>
\ No newline at end of file
diff --git a/.idea/pyqt5.iml b/.idea/pyqt5.iml
index 92b3937..599dbfe 100644
--- a/.idea/pyqt5.iml
+++ b/.idea/pyqt5.iml
@@ -17,11 +17,10 @@
       <sourceFolder url="file://$MODULE_DIR$/src/windows/QDarkStyleSheet-master/example" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/src/ext" isTestSource="false" />
     </content>
-    <orderEntry type="jdk" jdkName="Python 3.6" jdkType="Python SDK" />
+    <orderEntry type="jdk" jdkName="Python 3.8" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>
   <component name="TestRunnerService">
-    <option name="projectConfiguration" value="py.test" />
     <option name="PROJECT_TEST_RUNNER" value="py.test" />
   </component>
 </module>
\ No newline at end of file
diff --git a/.idea/watcherTasks.xml b/.idea/watcherTasks.xml
new file mode 100644
index 0000000..bd83d37
--- /dev/null
+++ b/.idea/watcherTasks.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectTasksOptions">
+    <enabled-global>
+      <option value="Black" />
+    </enabled-global>
+  </component>
+</project>
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..da9e47f
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,5 @@
+PyQt5~=5.15.4
+numpy~=1.19.2
+requests~=2.24.0
+QDarkStyle~=2.8.1
+setuptools~=50.3.1.post20201107
\ No newline at end of file
diff --git a/src/basic/First.py b/src/basic/First.py
index a537a3c..dc79b58 100644
--- a/src/basic/First.py
+++ b/src/basic/First.py
@@ -1,19 +1,19 @@
 import sys
 
-from PyQt5.QtWidgets import QApplication,QWidget
+from PyQt5.QtWidgets import QApplication, QWidget
 
-if __name__ == '__main__':
+if __name__ == "__main__":
     # 创建QApplication类的实例
     app = QApplication(sys.argv)
     # 创建一个窗口
     w = QWidget()
     # 设置窗口的尺寸
-    w.resize(400,200)
+    w.resize(400, 200)
     # 移动窗口
-    w.move(300,300)
+    w.move(300, 300)
 
     # 设置窗口的标题
-    w.setWindowTitle('第一个基于PyQt5的桌面应用')
+    w.setWindowTitle("第一个基于PyQt5的桌面应用")
     # 显示窗口
     w.show()