Using pymysql instead of Mysql module: If you were trying to use mysql into your application it will crash, so use pymysql to access mysql server. I used mysql and its crashes after deploying into apk ...

open the apk on my android mobile and the python flask server run ok. but a warning in the log file: 01-14 13:21:37.624 24708 24761 I flutter : Warning: Unable to load libpyjni.so library: ...

Just like the .exe file on the Windows operating system is used to install software, the same is true on the Android operating system. APK files on the Android operating system are used to install ...