diff --git a/install.py b/install.py
index 308c957..a51bc97 100644
--- a/install.py
+++ b/install.py
@@ -6,7 +6,6 @@ req_file = os.path.join(os.path.dirname(os.path.realpath(__file__)), "requiremen
 
 def dist2package(dist: str):
     return ({
-        "pyfunctional": "functional",
         "python-dotenv": "dotenv",
         "Pillow": "PIL"
     }).get(dist, dist)
diff --git a/requirements.txt b/requirements.txt
index 3b2c752..f87addc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,5 +2,4 @@ fastapi
 uvicorn
 piexif
 python-dotenv
-Pillow
-pyfunctional
\ No newline at end of file
+Pillow
\ No newline at end of file
diff --git a/scripts/iib/api.py b/scripts/iib/api.py
index bfba8d9..bf148a2 100644
--- a/scripts/iib/api.py
+++ b/scripts/iib/api.py
@@ -50,7 +50,7 @@ from scripts.iib.db.datamodel import (
 )
 from scripts.iib.db.update_image_data import update_image_data, rebuild_image_index
 from scripts.iib.logger import logger
-from functional import seq
+from scripts.iib.seq import seq
 import urllib.parse
 
 index_html_path = os.path.join(cwd, "vue/dist/index.html")  # 在app.py也被使用
diff --git a/scripts/iib/seq.py b/scripts/iib/seq.py
new file mode 100644
index 0000000..a7c609c
--- /dev/null
+++ b/scripts/iib/seq.py
@@ -0,0 +1,21 @@
+class Seq:
+    def __init__(self, iterable):
+        self.iterable = iterable
+
+    def map(self, func):
+        return Seq(func(item) for item in self.iterable)
+
+    def filter(self, predicate):
+        return Seq(item for item in self.iterable if predicate(item))
+
+    def to_list(self):
+        return list(self.iterable)
+
+    def __iter__(self):
+        return iter(self.iterable)
+
+    def __repr__(self):
+        return f"Seq({repr(self.iterable)})"
+
+def seq(iterable):
+    return Seq(iterable)
\ No newline at end of file
diff --git a/vue/components.d.ts b/vue/components.d.ts
index b2854ae..4f8b7bf 100644
--- a/vue/components.d.ts
+++ b/vue/components.d.ts
@@ -14,15 +14,12 @@ declare module '@vue/runtime-core' {
     ABreadcrumbItem: typeof import('ant-design-vue/es')['BreadcrumbItem']
     AButton: typeof import('ant-design-vue/es')['Button']
     ACheckbox: typeof import('ant-design-vue/es')['Checkbox']
-    ACollapse: typeof import('ant-design-vue/es')['Collapse']
-    ACollapsePanel: typeof import('ant-design-vue/es')['CollapsePanel']
     ADrawer: typeof import('ant-design-vue/es')['Drawer']
     ADropdown: typeof import('ant-design-vue/es')['Dropdown']
     AForm: typeof import('ant-design-vue/es')['Form']
     AFormItem: typeof import('ant-design-vue/es')['FormItem']
     AImage: typeof import('ant-design-vue/es')['Image']
     AInput: typeof import('ant-design-vue/es')['Input']
-    AInputGroup: typeof import('ant-design-vue/es')['InputGroup']
     AInputNumber: typeof import('ant-design-vue/es')['InputNumber']
     AMenu: typeof import('ant-design-vue/es')['Menu']
     AMenuDivider: typeof import('ant-design-vue/es')['MenuDivider']
@@ -39,7 +36,6 @@ declare module '@vue/runtime-core' {
     ATabPane: typeof import('ant-design-vue/es')['TabPane']
     ATabs: typeof import('ant-design-vue/es')['Tabs']
     ATag: typeof import('ant-design-vue/es')['Tag']
-    ATextarea: typeof import('ant-design-vue/es')['Textarea']
     ATooltip: typeof import('ant-design-vue/es')['Tooltip']
     BaseFileListInfo: typeof import('./src/components/BaseFileListInfo.vue')['default']
     ContextMenu: typeof import('./src/components/ContextMenu.vue')['default']