how do I open the dev console on android lol
I've never played Ren'Py games on Android, so I don't actually know.
If you really are unable to open the onscreen keyboard while the game app is on the screen, then there's always an option to attach a physical keyboard to your Android device - a Bluetooth keyboard would be perfect, but any simple USB keyboard works too, if your device supports USB OTG. Most modern Android devices do. You just need a special cable called USB OTG cable. So far all types of USB keyboards I've tried with Android devices have been working fine - all the corded ones and wireless ones with a USB receiver.
An app called
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may help to switch layouts of your physical keyboard.
Or you could try the
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. After you enable it as an input method, you can open its settings and enable a "permanent notification" to open keyboard from the notification bar in any app at any time. Hackers Keyboard must be set as the default keyboard for it to work, though.