Add Class DataBase.

.gitignore

@@ -0,0 +1 @@
+*.pyc

.idea/AutoFramework.iml

@@ -2,8 +2,6 @@
 <module type="PYTHON_MODULE" version="4">
   <component name="NewModuleRootManager">
     <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/Base" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/Business" isTestSource="true" />
       <excludeFolder url="file://$MODULE_DIR$/venv" />
     </content>
     <orderEntry type="jdk" jdkName="Python 3.10 (AutoFramework)" jdkType="Python SDK" />

Base/Class/DataBase.py

@@ -0,0 +1,97 @@
+import re,pymysql.cursors
+class Mysql():
+    __conn__ = None
+    __curr__ = None
+    def __init__(self,**kwargs):
+        if kwargs:
+            self.connect(**kwargs)
+
+    def connect(self, host=None, port=0, user=None, password='', database=None, charset='', cursor='Dict'):
+        if self.__conn__:
+            raise Exception('连接已存在 | Connection already exists.')
+        match cursor:
+            case 'Index':
+                cursorClass = pymysql.cursors.Cursor
+            case 'Dict':
+                cursorClass = pymysql.cursors.DictCursor
+            case _:
+                cursorClass = pymysql.cursors.DictCursor
+        self.__conn__ = pymysql.connect(
+            host=host, port=port,
+            user=user, password=password,
+            database=database, charset=charset,
+            autocommit=True,
+            connect_timeout=10,
+            cursorclass=cursorClass,
+            client_flag=pymysql.constants.CLIENT.MULTI_STATEMENTS
+        )
+        self.__curr__ = self.__conn__.cursor()
+        return self
+
+    def execute(self,*args):
+        if self.__curr__ == None:
+            raise Exception('连接不存在 | Connection does not exist.')
+        self.__curr__.execute(*args)
+        return self
+
+    def count(self):
+        if self.__curr__ == None:
+            raise Exception('连接不存在 | Connection does not exist.')
+        return self.__curr__.rowcount
+
+    def fetchall(self):
+        if self.__curr__ == None:
+            raise Exception('连接不存在 | Connection does not exist.')
+        return self.__curr__.fetchall()
+
+    def fetchone(self):
+        if self.__curr__ == None:
+            raise Exception('连接不存在 | Connection does not exist.')
+        return self.__curr__.fetchone()
+
+    def close(self):
+        if self.__curr__ or self.__conn__:
+            self.__curr__.close()
+            self.__conn__.close()
+            self.__curr__ = None
+            self.__conn__ = None
+        return True
+
+if __name__ == '__main__':
+    # Example.
+    connConfig = {
+        "host": "127.0.0.1", "port": 3306, "user": "root", "password": "root", "database": "db", "charset": "utf8",
+    }
+    sqlConnect = Mysql(**connConfig,cursor='Dict')
+    sqlConnect.execute('''
+    CREATE TABLE `user` (
+        `uid`              int(11)     NOT NULL AUTO_INCREMENT,
+        `username`         char(20)    DEFAULT NULL,
+        `email`            varchar(64) DEFAULT NULL,
+        `phone`            char(11)    DEFAULT NULL,
+        `password`         char(32)    DEFAULT NULL,
+        PRIMARY KEY (`uid`),
+        UNIQUE KEY `username` (`username`),
+        UNIQUE KEY `email` (`email`),
+        UNIQUE KEY `phone` (`phone`)
+    )
+    ENGINE=MyISAM AUTO_INCREMENT=10000 DEFAULT CHARSET=utf8;
+    ''')
+    print('RowCounts:', sqlConnect.count(), 'SqlResult:', sqlConnect.fetchall())
+    sqlConnect.execute('''
+    INSERT INTO user (username,email,phone,password) VALUES ("刘德华","10000@example.com","13512310000","0123456789abcdef0123456789abcdef");
+    ''')
+    print('RowCounts:', sqlConnect.count(), 'SqlResult:', sqlConnect.fetchall())
+    sqlConnect.execute('''
+    INSERT INTO user (username,email,phone,password) VALUES ("周润发","10002@example.com","13512310002","0123456789abcdef0123456789abcdef");
+    ''')
+    print('RowCounts:', sqlConnect.count(), 'SqlResult:', sqlConnect.fetchall())
+    sqlConnect.execute('''
+    SELECT * FROM user WHERE uid LIKE "1%";
+    ''')
+    print('RowCounts:', sqlConnect.count(), 'SqlResult:', sqlConnect.fetchall())
+    sqlConnect.execute('''
+    DROP TABLE user;
+        ''')
+    print('RowCounts:', sqlConnect.count(), 'SqlResult:', sqlConnect.fetchall())
+    sqlConnect.close()

main.py

@@ -1,4 +1,34 @@
-print('test')
-print('test')
-print('test')
-print('test')
+import pymysql.cursors
+import re
+conn = pymysql.connect(
+    host='127.0.0.1',
+    port=3306,
+    user='root',
+    password='root',
+    database='db',
+    charset='utf8',
+    autocommit=True,
+    connect_timeout=10,
+    cursorclass=pymysql.cursors.DictCursor,
+    client_flag=pymysql.constants.CLIENT.MULTI_STATEMENTS
+)
+curr = conn.cursor()
+try:
+    resu = curr.execute('insert into user (username,email,phone,password) values ("刘周星驰","10003@example.com","13512310003","0123456789abcdef0123456789abcdef");')
+    # resu = curr.execute('select * from user;')
+    # resu = curr.execute('select username from user where uid like "1%";')
+    print('res：',resu)
+except:
+    pass
+conn.commit()
+print(curr.rowcount)
+print(curr.fetchall())
+
+i = "4"
+match i:
+    case 1:
+        print("是1")
+    case "2"|"3":
+        print('又是1')
+    case _:
+        print("其它")