diff --git a/tool/__init__.py b/tool/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..1c8e3467df59a25c32f120f415376cf1b9ac1267
--- /dev/null
+++ b/tool/__init__.py
@@ -0,0 +1,4 @@
+# coding: utf8
+from tool.u_file import *
+from tool.u_text import *
+from tool.u_mail import *
diff --git a/u_tool/u_file.py b/tool/u_file.py
similarity index 100%
rename from u_tool/u_file.py
rename to tool/u_file.py
diff --git a/u_tool/u_mail.py b/tool/u_mail.py
similarity index 100%
rename from u_tool/u_mail.py
rename to tool/u_mail.py
diff --git a/u_tool/u_mysql.py b/tool/u_mysql.py
similarity index 100%
rename from u_tool/u_mysql.py
rename to tool/u_mysql.py
diff --git a/u_tool/u_text.py b/tool/u_text.py
similarity index 100%
rename from u_tool/u_text.py
rename to tool/u_text.py
diff --git a/u_tool/__init__.py b/u_tool/__init__.py
deleted file mode 100644
index c4bff294786c0669cceba7ff3a0284ac64a15370..0000000000000000000000000000000000000000
--- a/u_tool/__init__.py
+++ /dev/null
@@ -1,4 +0,0 @@
-# coding: utf8
-from u_tool.u_file import *
-from u_tool.u_text import *
-from u_tool.u_mail import *