diff --git a/archive.py b/archive.py
index b0ea9f1b..a5c992d8 100644
--- a/archive.py
+++ b/archive.py
@@ -21,6 +21,7 @@
 # Change Logs:
 # Date           Author          Notes
 # 2018-5-28      SummerGift      Add copyright information
+# 2020-4-10      SummerGift      Code clear up
 #
 
 import tarfile
@@ -31,14 +32,14 @@
 import shutil
 
 
-def unpack(archive_fn, path, pkg, pkgs_name_in_json):
+def unpack(archive_fn, path, pkg, package_name):
     pkg_ver = pkg['ver']
     flag = True
 
-    iswindows = False
-
     if platform.system() == "Windows":
-        iswindows = True
+        is_windows = True
+    else:
+        is_windows = False
 
     if ".tar.bz2" in archive_fn:
         arch = tarfile.open(archive_fn, "r:bz2")
@@ -46,12 +47,12 @@ def unpack(archive_fn, path, pkg, pkgs_name_in_json):
             arch.extract(tarinfo, path)
             a = tarinfo.name
             if not os.path.isdir(os.path.join(path, a)):
-                if iswindows:
+                if is_windows:
                     right_path = a.replace('/', '\\')
                 else:
                     right_path = a
                 a = os.path.join(os.path.split(right_path)[0], os.path.split(right_path)[1])
-                pkgsdb.savetodb(a, archive_fn)
+                pkgsdb.save_to_database(a, archive_fn)
         arch.close()
 
     if ".tar.gz" in archive_fn:
@@ -60,12 +61,12 @@ def unpack(archive_fn, path, pkg, pkgs_name_in_json):
             arch.extract(tarinfo, path)
             a = tarinfo.name
             if not os.path.isdir(os.path.join(path, a)):
-                if iswindows:
+                if is_windows:
                     right_path = a.replace('/', '\\')
                 else:
                     right_path = a
                 a = os.path.join(os.path.split(right_path)[0], os.path.split(right_path)[1])
-                pkgsdb.savetodb(a, archive_fn)
+                pkgsdb.save_to_database(a, archive_fn)
         arch.close()
 
     if ".zip" in archive_fn:
@@ -73,7 +74,7 @@ def unpack(archive_fn, path, pkg, pkgs_name_in_json):
         for item in arch.namelist():
             arch.extract(item, path)
             if not os.path.isdir(os.path.join(path, item)):
-                if iswindows:
+                if is_windows:
                     right_path = item.replace('/', '\\')
                 else:
                     right_path = item
@@ -81,18 +82,18 @@ def unpack(archive_fn, path, pkg, pkgs_name_in_json):
                 # Gets the folder name and change_dirname only once
                 if flag:
                     dir_name = os.path.split(right_path)[0]
-                    change_dirname = pkgs_name_in_json + '-' + pkg_ver
+                    change_dirname = package_name + '-' + pkg_ver
                     flag = False
 
                 right_name_to_db = right_path.replace(dir_name, change_dirname, 1)
-                pkgsdb.savetodb(right_name_to_db, archive_fn, right_path)
+                pkgsdb.save_to_database(right_name_to_db, archive_fn, right_path)
         arch.close()
 
     # Change the folder name
-    change_dirname = pkgs_name_in_json + '-' + pkg_ver
+    change_dirname = package_name + '-' + pkg_ver
 
     if os.path.isdir(os.path.join(path, change_dirname)):
-        if iswindows:
+        if is_windows:
             cmd = 'rd /s /q ' + os.path.join(path, change_dirname)
             os.system(cmd)
         else:
@@ -101,7 +102,7 @@ def unpack(archive_fn, path, pkg, pkgs_name_in_json):
     os.rename(os.path.join(path, dir_name), os.path.join(path, change_dirname))
 
 
-def packtest(path):
+def package_integrity_test(path):
     ret = True
 
     if path.find(".zip") != -1:
@@ -116,7 +117,7 @@ def packtest(path):
                 ret = False
                 print('package check error. \n')
         except Exception as e:
-            print('packtest error message:%s\t' % e)
+            print('Package test error message:%s\t' % e)
             print("The archive package is broken. \n")
             arch.close()
             ret = False
@@ -127,6 +128,7 @@ def packtest(path):
             if not tarfile.is_tarfile(path):
                 ret = False
         except Exception as e:
+            print('Error message:%s' % e)
             ret = False
 
     # if ".tar.gz" in path:
@@ -135,6 +137,7 @@ def packtest(path):
             if not tarfile.is_tarfile(path):
                 ret = False
         except Exception as e:
+            print('Error message:%s' % e)
             ret = False
 
     return ret
diff --git a/cmds/__init__.py b/cmds/__init__.py
index def30d7e..c5688f7c 100644
--- a/cmds/__init__.py
+++ b/cmds/__init__.py
@@ -35,4 +35,4 @@
           "* $ pip install requests\n"
           "* command install step:\n"
           "* $ sudo apt-get install python-requests\n"
-          "****************************************\n")
\ No newline at end of file
+          "****************************************\n")
diff --git a/cmds/cmd_menuconfig.py b/cmds/cmd_menuconfig.py
index 7cb61081..541278ec 100644
--- a/cmds/cmd_menuconfig.py
+++ b/cmds/cmd_menuconfig.py
@@ -28,7 +28,8 @@
 import os
 import platform
 import re
-from vars import Import, Export
+from vars import Import
+from .cmd_package.cmd_package_utils import find_macro_in_config
 
 
 def is_pkg_special_config(config_str):
@@ -44,6 +45,7 @@ def mk_rtconfig(filename):
     try:
         config = open(filename, 'r')
     except Exception as e:
+        print('Error message:%s' % e)
         print('open config:%s failed' % filename)
         return
 
@@ -99,52 +101,6 @@ def mk_rtconfig(filename):
     rtconfig.close()
 
 
-def find_macro_in_config(filename, macro_name):
-    try:
-        config = open(filename, "r")
-    except Exception as e:
-        print('open .config failed')
-        return
-
-    empty_line = 1
-
-    for line in config:
-        line = line.lstrip(' ').replace('\n', '').replace('\r', '')
-
-        if len(line) == 0:
-            continue
-
-        if line[0] == '#':
-            if len(line) == 1:
-                if empty_line:
-                    continue
-
-                empty_line = 1
-                continue
-
-            # comment_line = line[1:]
-            if line.startswith('# CONFIG_'):
-                line = ' ' + line[9:]
-            else:
-                line = line[1:]
-
-            # print line
-
-            empty_line = 0
-        else:
-            empty_line = 0
-            setting = line.split('=')
-            if len(setting) >= 2:
-                if setting[0].startswith('CONFIG_'):
-                    setting[0] = setting[0][7:]
-
-                    if setting[0] == macro_name and setting[1] == 'y':
-                        return True
-
-    config.close()
-    return False
-
-
 def cmd(args):
     env_root = Import('env_root')
     os_version = platform.platform(True)[10:13]
@@ -194,7 +150,7 @@ def cmd(args):
                 os.system('kconfig-mconf Kconfig -n')
 
     elif args.menuconfig_setting:
-        env_kconfig_path = os.path.join(env_root, 'tools\scripts\cmds')
+        env_kconfig_path = os.path.join(env_root, r'tools\scripts\cmds')
         beforepath = os.getcwd()
         os.chdir(env_kconfig_path)
 
@@ -228,7 +184,7 @@ def cmd(args):
         mk_rtconfig(fn)
 
     if platform.system() == "Windows":
-        env_kconfig_path = os.path.join(env_root, 'tools\scripts\cmds')
+        env_kconfig_path = os.path.join(env_root, r'tools\scripts\cmds')
         fn = os.path.join(env_kconfig_path, '.config')
 
         if not os.path.isfile(fn):
@@ -276,7 +232,7 @@ def add_parser(sub):
                         dest='menuconfig_setting')
 
     parser.add_argument('--easy',
-                        help='easy mode,place kconfig file everywhere,just modify the option env="RTT_ROOT" default "../.."',
+                        help='easy mode, place kconfig everywhere, modify the option env="RTT_ROOT" default "../.."',
                         action='store_true',
                         default=False,
                         dest='menuconfig_easy')
diff --git a/cmds/cmd_package.py b/cmds/cmd_package/__init__.py
similarity index 99%
rename from cmds/cmd_package.py
rename to cmds/cmd_package/__init__.py
index 1ec8fe9b..68361a40 100644
--- a/cmds/cmd_package.py
+++ b/cmds/cmd_package/__init__.py
@@ -94,3 +94,4 @@ def add_parser(sub):
                         dest='package_print_env')
 
     parser.set_defaults(func=run_env_cmd)
+
diff --git a/cmds/cmd_package_list.py b/cmds/cmd_package/cmd_package_list.py
similarity index 100%
rename from cmds/cmd_package_list.py
rename to cmds/cmd_package/cmd_package_list.py
diff --git a/cmds/cmd_package_printenv.py b/cmds/cmd_package/cmd_package_printenv.py
similarity index 97%
rename from cmds/cmd_package_printenv.py
rename to cmds/cmd_package/cmd_package_printenv.py
index 377ead46..36291da5 100644
--- a/cmds/cmd_package_printenv.py
+++ b/cmds/cmd_package/cmd_package_printenv.py
@@ -40,7 +40,7 @@ def package_print_env():
         if platform.system() != 'Windows':
             env_root = os.path.join(os.getenv('HOME'), '.env')
 
-    print("ENV_ROOT:%s" % (env_root))
+    print("ENV_ROOT:%s" % env_root)
 
 
 def package_print_help():
diff --git a/cmds/cmd_package_update.py b/cmds/cmd_package/cmd_package_update.py
similarity index 99%
rename from cmds/cmd_package_update.py
rename to cmds/cmd_package/cmd_package_update.py
index 88ae72ab..07ac4f1f 100644
--- a/cmds/cmd_package_update.py
+++ b/cmds/cmd_package/cmd_package_update.py
@@ -34,8 +34,7 @@
 import requests
 from package import Package, Bridge_SConscript
 from vars import Import, Export
-from .cmd_package_utils import get_url_from_mirror_server, execute_command, git_pull_repo, user_input
-from .cmd_menuconfig import find_macro_in_config
+from .cmd_package_utils import get_url_from_mirror_server, execute_command, git_pull_repo, user_input, find_macro_in_config
 
 
 def determine_support_chinese(env_root):
@@ -194,6 +193,7 @@ def install_pkg(env_root, pkgs_root, bsp_root, pkg, force_update):
             git_check_cmd = 'git checkout -q ' + ver_sha
             execute_command(git_check_cmd, cwd=repo_path)
         except Exception as e:
+            print('Error message:%s' % e)
             print("\nFailed to download software package with git. Please check the network connection.")
             return False
 
@@ -240,7 +240,7 @@ def install_pkg(env_root, pkgs_root, bsp_root, pkg, force_update):
         pkg_dir = os.path.splitext(pkg_dir)[0]
         package_path = os.path.join(local_pkgs_path, package.get_filename(pkg['ver']))
 
-        if not archive.packtest(package_path):
+        if not archive.package_integrity_test(package_path):
             print("package : %s is invalid" % package_path.encode("utf-8"))
             return False
 
diff --git a/cmds/cmd_package_upgrade.py b/cmds/cmd_package/cmd_package_upgrade.py
similarity index 98%
rename from cmds/cmd_package_upgrade.py
rename to cmds/cmd_package/cmd_package_upgrade.py
index 982cfe5d..fd46a212 100644
--- a/cmds/cmd_package_upgrade.py
+++ b/cmds/cmd_package/cmd_package_upgrade.py
@@ -25,8 +25,7 @@
 
 import os
 from vars import Import
-from .cmd_package_utils import git_pull_repo, get_url_from_mirror_server
-from .cmd_menuconfig import find_macro_in_config
+from .cmd_package_utils import git_pull_repo, get_url_from_mirror_server, find_macro_in_config
 
 
 def upgrade_packages_index():
diff --git a/cmds/cmd_package_utils.py b/cmds/cmd_package/cmd_package_utils.py
similarity index 79%
rename from cmds/cmd_package_utils.py
rename to cmds/cmd_package/cmd_package_utils.py
index 920cca3f..7e7433d9 100644
--- a/cmds/cmd_package_utils.py
+++ b/cmds/cmd_package/cmd_package_utils.py
@@ -127,3 +127,51 @@ def user_input(msg=None):
             value = input()
 
     return value
+
+
+def find_macro_in_config(filename, macro_name):
+    try:
+        config = open(filename, "r")
+    except Exception as e:
+        print('Error message:%s' % e)
+        print('open .config failed')
+        return
+
+    empty_line = 1
+
+    for line in config:
+        line = line.lstrip(' ').replace('\n', '').replace('\r', '')
+
+        if len(line) == 0:
+            continue
+
+        if line[0] == '#':
+            if len(line) == 1:
+                if empty_line:
+                    continue
+
+                empty_line = 1
+                continue
+
+            # comment_line = line[1:]
+            if line.startswith('# CONFIG_'):
+                line = ' ' + line[9:]
+            else:
+                line = line[1:]
+
+            # print line
+
+            empty_line = 0
+        else:
+            empty_line = 0
+            setting = line.split('=')
+            if len(setting) >= 2:
+                if setting[0].startswith('CONFIG_'):
+                    setting[0] = setting[0][7:]
+
+                    if setting[0] == macro_name and setting[1] == 'y':
+                        return True
+
+    config.close()
+    return False
+
diff --git a/cmds/cmd_package_wizard.py b/cmds/cmd_package/cmd_package_wizard.py
similarity index 99%
rename from cmds/cmd_package_wizard.py
rename to cmds/cmd_package/cmd_package_wizard.py
index 949a3ef6..41b6a8e8 100644
--- a/cmds/cmd_package_wizard.py
+++ b/cmds/cmd_package/cmd_package_wizard.py
@@ -25,7 +25,6 @@
 
 import os
 import re
-import sys
 from package import Kconfig_file, Package_json_file
 from string import Template
 from .cmd_package_utils import user_input
@@ -153,3 +152,4 @@ def package_wizard():
     print('\nThe package index has been created \033[1;32;40msuccessfully\033[0m.')
     print('Please \033[5;34;40mupdate\033[0m other information of this package '
           'based on Kconfig and package.json in directory ' + name + '.')
+
diff --git a/cmds/cmd_system.py b/cmds/cmd_system.py
index 4b116202..4f682744 100644
--- a/cmds/cmd_system.py
+++ b/cmds/cmd_system.py
@@ -35,14 +35,11 @@ def cmd(args):
     if args.system_update:
         dir_list = os.listdir(packages_root)
 
-        kconfig = file(os.path.join(packages_root, 'Kconfig'), 'w')
-
-        for item in dir_list:
-            if os.path.isfile(os.path.join(packages_root, item, 'Kconfig')):
-                kconfig.write('source "$PKGS_DIR/' + item + '/Kconfig"')
-                kconfig.write('\n')
-
-        kconfig.close()
+        with open(os.path.join(packages_root, 'Kconfig'), 'w') as kconfig:
+            for item in dir_list:
+                if os.path.isfile(os.path.join(packages_root, item, 'Kconfig')):
+                    kconfig.write('source "$PKGS_DIR/' + item + '/Kconfig"')
+                    kconfig.write('\n')
 
 
 def add_parser(sub):
diff --git a/env.py b/env.py
index 3dbb3e9a..c122eb9d 100644
--- a/env.py
+++ b/env.py
@@ -32,7 +32,7 @@
 from cmds import *
 from vars import Export
 
-__version__ = 'rt-thread packages v1.1.0'
+__version__ = 'rt-thread packages v1.2.0'
 
 
 def init_argparse():
@@ -60,7 +60,7 @@ def main():
             env_root = os.path.join(os.getenv('USERPROFILE'), '.env')
 
     sys.path = sys.path + [os.path.join(script_root)]
-    
+
     pkgs_root = os.getenv("PKGS_ROOT")
     if pkgs_root is None:
         pkgs_root = os.path.join(env_root, 'packages')
@@ -76,10 +76,10 @@ def main():
         if platform.system() == "Windows":
             os.system('chcp 65001  > nul')
 
-        print ("\n\033[1;31;40m警告：\033[0m")
-        print ("\033[1;31;40m当前路径不支持非英文字符，请修改当前路径为纯英文路径。\033[0m")
-        print ("\033[1;31;40mThe current path does not support non-English characters.\033[0m")
-        print ("\033[1;31;40mPlease modify the current path to a pure English path.\033[0m")
+        print("\n\033[1;31;40m警告：\033[0m")
+        print("\033[1;31;40m当前路径不支持非英文字符，请修改当前路径为纯英文路径。\033[0m")
+        print("\033[1;31;40mThe current path does not support non-English characters.\033[0m")
+        print("\033[1;31;40mPlease modify the current path to a pure English path.\033[0m")
 
         if platform.system() == "Windows":
             os.system('chcp 437  > nul')
diff --git a/package.py b/package.py
index 027bf529..824a9b4e 100644
--- a/package.py
+++ b/package.py
@@ -186,7 +186,7 @@ def download(self, ver, path, url_from_srv):
             if not os.path.getsize(path):
                 os.remove(path)
             else:
-                if archive.packtest(path):
+                if archive.package_integrity_test(path):
                     # print "The file is rigit."
                     return True
                 else:
@@ -219,7 +219,7 @@ def download(self, ver, path, url_from_srv):
 
                 retry_count = retry_count + 1
 
-                if archive.packtest(path):  # make sure the file is right
+                if archive.package_integrity_test(path):  # make sure the file is right
                     ret = True
                     print("\rDownloded %d KB  " % flush_count)
                     print('Start to unpack. Please wait...')
diff --git a/pkgsdb.py b/pkgsdb.py
index 715d54cb..b556b881 100644
--- a/pkgsdb.py
+++ b/pkgsdb.py
@@ -21,6 +21,7 @@
 # Change Logs:
 # Date           Author          Notes
 # 2018-5-28      SummerGift      Add copyright information
+# 2020-4-10      SummerGift      Code clear up
 #
 
 import sqlite3
@@ -33,27 +34,25 @@
 SHOW_SQL = False
 
 
-def GetFileMd5(filename):
+def get_file_md5(filename):
     if not os.path.isfile(filename):
         return
-    myhash = hashlib.md5()
+    hash_value = hashlib.md5()
     f = open(filename, 'rb')
     while True:
         b = f.read(8096)
         if not b:
             break
-        myhash.update(b)
+        hash_value.update(b)
     f.close()
-    return myhash.hexdigest()
+    return hash_value.hexdigest()
 
 
 def get_conn(path):
     conn = sqlite3.connect(path)
     if os.path.exists(path) and os.path.isfile(path):
-        # print('on disk:[{}]'.format(path))
         return conn
     else:
-        conn = None
         print('on memory:[:memory:]')
         return sqlite3.connect(':memory:')
 
@@ -74,17 +73,16 @@ def create_table(conn, sql):
     if sql is not None and sql != '':
         cu = get_cursor(conn)
         if SHOW_SQL:
-            print('执行sql:[{}]'.format(sql))
+            print('execute :[{}]'.format(sql))
         cu.execute(sql)
         conn.commit()
-        # print('create data table successful!')
         close_all(conn)
     else:
         print('the [{}] is empty or equal None!'.format(sql))
 
 
 def save(conn, sql, data):
-    '''insert data to database'''
+    """insert data to database"""
     if sql is not None and sql != '':
         if data is not None:
             cu = get_cursor(conn)
@@ -100,14 +98,15 @@ def save(conn, sql, data):
 
 def isdataexist(pathname):
     ret = True
-    dbpathname = Import('dbsqlite_pathname')
+    dbfilename = Import('dbsqlite_pathname')
 
-    conn = get_conn(dbpathname)
+    conn = get_conn(dbfilename)
     c = get_cursor(conn)
     sql = 'SELECT md5 from packagefile where pathname = "' + pathname + '"'
     cursor = c.execute(sql)
     for row in cursor:
         dbmd5 = row[0]
+
     if dbmd5:
         ret = False
     conn.close()
@@ -115,29 +114,26 @@ def isdataexist(pathname):
 
 
 # 将数据添加到数据库，如果数据库中已经存在则不重复添加
-def savetodb(pathname, pkgspathname, before_change_name):
-    dbpathname = Import('dbsqlite_pathname')
+def save_to_database(pathname, package_pathname, before_change_name):
+    db_pathname = Import('dbsqlite_pathname')
     bsp_root = Import('bsp_root')
-    bsppkgs = os.path.join(bsp_root, 'packages')
+    bsp_packages_path = os.path.join(bsp_root, 'packages')
 
-    conn = get_conn(dbpathname)
+    conn = get_conn(db_pathname)
     save_sql = '''insert into packagefile values (?, ?, ?)'''
-    package = os.path.basename(pkgspathname)
-    md5pathname = os.path.join(bsppkgs, before_change_name)
-    # print("pathname to save : %s"%pathname)
-    # print("md5pathname : %s"%md5pathname)
+    package = os.path.basename(package_pathname)
+    md5pathname = os.path.join(bsp_packages_path, before_change_name)
 
     if not os.path.isfile(md5pathname):
         print("md5pathname is Invalid")
 
-    md5 = GetFileMd5(md5pathname)
-    # print("md5 to save : %s"%md5)
+    md5 = get_file_md5(md5pathname)
     data = [(pathname, package, md5)]
     save(conn, save_sql, data)
 
 
-def dbdump(dbpathname):
-    conn = get_conn(dbpathname)
+def dbdump(dbfilename):
+    conn = get_conn(dbfilename)
     c = get_cursor(conn)
     cursor = c.execute("SELECT pathname, package, md5 from packagefile")
     for row in cursor:
@@ -147,39 +143,33 @@ def dbdump(dbpathname):
     conn.close()
 
 
-def remove_unchangedfile(pathname, dbpathname, dbsqlname):
+def remove_unchanged_file(pathname, dbfilename, dbsqlname):
     """delete unchanged files"""
     flag = True
 
-    conn = get_conn(dbpathname)
+    conn = get_conn(dbfilename)
     c = get_cursor(conn)
-
-    # print('pathname : %s'%pathname)
-    # print('dbsqlname : %s'%dbsqlname)
-
-    filemd5 = GetFileMd5(pathname)
-    # print("filemd5 : %s"%filemd5)
+    filemd5 = get_file_md5(pathname)
     dbmd5 = 0
 
     sql = 'SELECT md5 from packagefile where pathname = "' + dbsqlname + '"'
     # print sql
     cursor = c.execute(sql)
     for row in cursor:
-        dbmd5 = row[0]  # fetch md5 from databas
-    # print("dbmd5 : %s"%dbmd5)
+        # fetch md5 from database
+        dbmd5 = row[0]
 
     if dbmd5 == filemd5:
         # delete file info from database
         sql = "DELETE from packagefile where pathname = '" + dbsqlname + "'"
-        cursor = c.execute(sql)
         conn.commit()
         os.remove(pathname)
     else:
         print("%s has been changed." % pathname)
         print('Are you sure you want to permanently delete the file: %s?' %
               os.path.basename(pathname))
-        print(
-            'If you choose to keep the changed file,you should copy the file to another folder. \nbecaues it may be covered by the next update.')
+        print('If you choose to keep the changed file,you should copy the file to another folder. '
+              '\nbecaues it may be covered by the next update.')
 
         if sys.version_info < (3, 0):
             rc = raw_inuput('Press the Y Key to delete the file or just press Enter to keep the file.')
@@ -187,7 +177,6 @@ def remove_unchangedfile(pathname, dbpathname, dbsqlname):
             rc = input('Press the Y Key to delete the file or just press Enter to keep the file.')
         if rc == 'y' or rc == 'Y':
             sql = "DELETE from packagefile where pathname = '" + dbsqlname + "'"
-            cursor = c.execute(sql)
             conn.commit()
             os.remove(pathname)
             print("%s has been removed.\n" % pathname)
@@ -202,7 +191,7 @@ def remove_unchangedfile(pathname, dbpathname, dbsqlname):
 def deletepackdir(dirpath, dbpathname):
     flag = getdirdisplay(dirpath, dbpathname)
 
-    if flag == True:
+    if flag:
         if os.path.exists(dirpath):
             for root, dirs, files in os.walk(dirpath, topdown=False):
                 for name in files:
@@ -226,8 +215,7 @@ def displaydir(filepath, basepath, length, dbpathname):
             else:
                 pathname = os.path.join(filepath, fi_d)
                 dbsqlname = basepath + os.path.join(filepath, fi_d)[length:]
-                # print("dbsqlname : %s"%dbsqlname)
-                if not remove_unchangedfile(pathname, dbpathname, dbsqlname):
+                if not remove_unchanged_file(pathname, dbpathname, dbsqlname):
                     flag = False
     return flag
 
diff --git a/vars.py b/vars.py
index 6d443b01..b70c3dbc 100644
--- a/vars.py
+++ b/vars.py
@@ -27,9 +27,11 @@
 
 env_vars = {}
 
+
 def Export(var):
     f = sys._getframe(1).f_locals
     env_vars[var] = f[var]
 
+
 def Import(var):
     return env_vars[var]