add migrate and cli

alice/utils.py

@@ -0,0 +1,17 @@
+import re
+
+
+def cp_models(old_model_file, new_model_file, new_app):
+    """
+    cp models file to old_models.py and rename model app
+    :param old_app:
+    :param new_app:
+    :param old_model_file:
+    :param new_model_file:
+    :return:r
+    """
+    pattern = r'(ManyToManyField|ForeignKeyField|OneToOneField)\((model_name)?(\"|\')(?P<app>\w+).+\)'
+    with open(old_model_file, 'r') as f:
+        content = f.read()
+    ret = re.sub(pattern, rf'{new_app} \g<app>', content)
+    print(ret)