diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
deleted file mode 100644
index dce2ee5..0000000
--- a/.idea/inspectionProfiles/Project_Default.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<component name="InspectionProjectProfileManager">
-  <profile version="1.0">
-    <option name="myName" value="Project Default" />
-    <inspection_tool class="PyPep8NamingInspection" enabled="true" level="WEAK WARNING" enabled_by_default="true">
-      <option name="ignoredErrors">
-        <list>
-          <option value="N806" />
-          <option value="N803" />
-          <option value="N802" />
-        </list>
-      </option>
-    </inspection_tool>
-  </profile>
-</component>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
deleted file mode 100644
index 94a25f7..0000000
--- a/.idea/vcs.xml
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="VcsDirectoryMappings">
-    <mapping directory="$PROJECT_DIR$" vcs="Git" />
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
deleted file mode 100644
index ef82715..0000000
--- a/.idea/workspace.xml
+++ /dev/null
@@ -1,204 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="AutoImportSettings">
-    <option name="autoReloadType" value="SELECTIVE" />
-  </component>
-  <component name="BranchesTreeState">
-    <expand>
-      <path>
-        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="LOCAL_ROOT" type="e8cecc67:BranchNodeDescriptor" />
-      </path>
-      <path>
-        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
-      </path>
-      <path>
-        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:origin" type="e8cecc67:BranchNodeDescriptor" />
-      </path>
-      <path>
-        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:origin" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:feature" type="e8cecc67:BranchNodeDescriptor" />
-      </path>
-      <path>
-        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:origin" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:pulls" type="e8cecc67:BranchNodeDescriptor" />
-      </path>
-      <path>
-        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:origin" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:pulls" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:1038886542" type="e8cecc67:BranchNodeDescriptor" />
-      </path>
-      <path>
-        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:upstream" type="e8cecc67:BranchNodeDescriptor" />
-      </path>
-      <path>
-        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:upstream" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:feature" type="e8cecc67:BranchNodeDescriptor" />
-      </path>
-      <path>
-        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:upstream" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:pulls" type="e8cecc67:BranchNodeDescriptor" />
-      </path>
-      <path>
-        <item name="ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="REMOTE_ROOT" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:upstream" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:pulls" type="e8cecc67:BranchNodeDescriptor" />
-        <item name="GROUP_NODE:1038886542" type="e8cecc67:BranchNodeDescriptor" />
-      </path>
-    </expand>
-    <select />
-  </component>
-  <component name="ChangeListManager">
-    <list default="true" id="a6ce10d4-c4cf-4d3e-a399-1dd8833312f0" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/.idea/inspectionProfiles/Project_Default.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/.idea/vcs.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/test1.py" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/pysnooper/tracer.py" beforeDir="false" afterPath="$PROJECT_DIR$/pysnooper/tracer.py" afterDir="false" />
-    </list>
-    <option name="SHOW_DIALOG" value="false" />
-    <option name="HIGHLIGHT_CONFLICTS" value="true" />
-    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
-    <option name="LAST_RESOLUTION" value="IGNORE" />
-  </component>
-  <component name="FileTemplateManagerImpl">
-    <option name="RECENT_TEMPLATES">
-      <list>
-        <option value="Python Script" />
-      </list>
-    </option>
-  </component>
-  <component name="Git.Settings">
-    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
-  </component>
-  <component name="ProjectId" id="1lCCJOTpl4dM73bFodhMevjqqPE" />
-  <component name="ProjectViewState">
-    <option name="hideEmptyMiddlePackages" value="true" />
-    <option name="showLibraryContents" value="true" />
-    <option name="showMembers" value="true" />
-  </component>
-  <component name="PropertiesComponent">
-    <property name="ASKED_SHARE_PROJECT_CONFIGURATION_FILES" value="true" />
-    <property name="RunOnceActivity.OpenProjectViewOnStart" value="true" />
-    <property name="SHARE_PROJECT_CONFIGURATION_FILES" value="true" />
-    <property name="settings.editor.selected.configurable" value="build.tools" />
-  </component>
-  <component name="RunManager" selected="Python.test1">
-    <configuration name="test1" type="PythonConfigurationType" factoryName="Python" temporary="true" nameIsGenerated="true">
-      <option name="INTERPRETER_OPTIONS" value="" />
-      <option name="PARENT_ENVS" value="true" />
-      <envs>
-        <env name="PYTHONUNBUFFERED" value="1" />
-      </envs>
-      <option name="SDK_HOME" value="C:\Users\Minje\AppData\Local\Programs\Python\Python38-32\python.exe" />
-      <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
-      <option name="IS_MODULE_SDK" value="false" />
-      <option name="ADD_CONTENT_ROOTS" value="true" />
-      <option name="ADD_SOURCE_ROOTS" value="true" />
-      <module name="" />
-      <option name="SCRIPT_NAME" value="$PROJECT_DIR$/test1.py" />
-      <option name="PARAMETERS" value="" />
-      <option name="SHOW_COMMAND_LINE" value="false" />
-      <option name="EMULATE_TERMINAL" value="false" />
-      <option name="MODULE_MODE" value="false" />
-      <option name="REDIRECT_INPUT" value="false" />
-      <option name="INPUT_FILE" value="" />
-      <method v="2" />
-    </configuration>
-    <configuration name="test_chinese" type="PythonConfigurationType" factoryName="Python" temporary="true" nameIsGenerated="true">
-      <option name="INTERPRETER_OPTIONS" value="" />
-      <option name="PARENT_ENVS" value="true" />
-      <envs>
-        <env name="PYTHONUNBUFFERED" value="1" />
-      </envs>
-      <option name="SDK_HOME" value="C:\Users\Minje\AppData\Local\Programs\Python\Python38-32\python.exe" />
-      <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
-      <option name="IS_MODULE_SDK" value="false" />
-      <option name="ADD_CONTENT_ROOTS" value="true" />
-      <option name="ADD_SOURCE_ROOTS" value="true" />
-      <module name="" />
-      <option name="SCRIPT_NAME" value="$PROJECT_DIR$/tests/test_chinese.py" />
-      <option name="PARAMETERS" value="" />
-      <option name="SHOW_COMMAND_LINE" value="false" />
-      <option name="EMULATE_TERMINAL" value="false" />
-      <option name="MODULE_MODE" value="false" />
-      <option name="REDIRECT_INPUT" value="false" />
-      <option name="INPUT_FILE" value="" />
-      <method v="2" />
-    </configuration>
-    <recent_temporary>
-      <list>
-        <item itemvalue="Python.test1" />
-        <item itemvalue="Python.test_chinese" />
-      </list>
-    </recent_temporary>
-  </component>
-  <component name="SpellCheckerSettings" RuntimeDictionaries="0" Folders="0" CustomDictionaries="0" DefaultDictionary="application-level" UseSingleDictionary="true" transferred="true" />
-  <component name="TaskManager">
-    <task active="true" id="Default" summary="Default task">
-      <changelist id="a6ce10d4-c4cf-4d3e-a399-1dd8833312f0" name="Default Changelist" comment="" />
-      <created>1607091614772</created>
-      <option name="number" value="Default" />
-      <option name="presentableId" value="Default" />
-      <updated>1607091614772</updated>
-    </task>
-    <servers />
-  </component>
-  <component name="Vcs.Log.Tabs.Properties">
-    <option name="TAB_STATES">
-      <map>
-        <entry key="MAIN">
-          <value>
-            <State />
-          </value>
-        </entry>
-      </map>
-    </option>
-  </component>
-  <component name="WindowStateProjectService">
-    <state x="734" y="175" key="#com.intellij.execution.impl.EditConfigurationsDialog" timestamp="1607098112387">
-      <screen x="0" y="0" width="2560" height="1040" />
-    </state>
-    <state x="734" y="175" key="#com.intellij.execution.impl.EditConfigurationsDialog/0.0.2560.1040@0.0.2560.1040" timestamp="1607098112387" />
-    <state width="2539" height="264" key="GridCell.Tab.0.bottom" timestamp="1607100041819">
-      <screen x="0" y="0" width="2560" height="1040" />
-    </state>
-    <state width="2539" height="264" key="GridCell.Tab.0.bottom/0.0.2560.1040@0.0.2560.1040" timestamp="1607100041819" />
-    <state width="2539" height="264" key="GridCell.Tab.0.center" timestamp="1607100041818">
-      <screen x="0" y="0" width="2560" height="1040" />
-    </state>
-    <state width="2539" height="264" key="GridCell.Tab.0.center/0.0.2560.1040@0.0.2560.1040" timestamp="1607100041818" />
-    <state width="2539" height="264" key="GridCell.Tab.0.left" timestamp="1607100041818">
-      <screen x="0" y="0" width="2560" height="1040" />
-    </state>
-    <state width="2539" height="264" key="GridCell.Tab.0.left/0.0.2560.1040@0.0.2560.1040" timestamp="1607100041818" />
-    <state width="2539" height="264" key="GridCell.Tab.0.right" timestamp="1607100041818">
-      <screen x="0" y="0" width="2560" height="1040" />
-    </state>
-    <state width="2539" height="264" key="GridCell.Tab.0.right/0.0.2560.1040@0.0.2560.1040" timestamp="1607100041818" />
-    <state x="781" y="164" key="SettingsEditor" timestamp="1607094631533">
-      <screen x="0" y="0" width="2560" height="1040" />
-    </state>
-    <state x="781" y="164" key="SettingsEditor/0.0.2560.1040@0.0.2560.1040" timestamp="1607094631533" />
-    <state x="1095" y="433" key="com.intellij.openapi.vcs.update.UpdateOrStatusOptionsDialogupdate-v2" timestamp="1607097873691">
-      <screen x="0" y="0" width="2560" height="1040" />
-    </state>
-    <state x="1095" y="433" key="com.intellij.openapi.vcs.update.UpdateOrStatusOptionsDialogupdate-v2/0.0.2560.1040@0.0.2560.1040" timestamp="1607097873691" />
-  </component>
-</project>
\ No newline at end of file