chore(python): annotate package with minimum python 3.8

also add 3.12 to tox config

common/tools/README.md

@@ -5,7 +5,7 @@ This directory contains mostly tools that can manipulate definitions in [defs/](
 Tools are written with [Click](http://click.pocoo.org/6/), so you always get a help text
 if you use the `--help` option.
 
-All tools require Python 3.6 or higher and a bunch of dependencies, listed in `requirements.txt`.
+All tools require Python 3.8 or higher and a bunch of dependencies, listed in `requirements.txt`.
 You can install them all with `pip3 install -r requirements.txt`.
 
 ## Tools overview

docs/legacy/index.md

@@ -38,7 +38,7 @@ For firmwares older than 1.8.1, please clone the archived [trezor-mcu](https://g
 
 ## Local development build
 
-Make sure you have Python 3.6 or later and [Poetry](https://python-poetry.org/)
+Make sure you have Python 3.8 or later and [Poetry](https://python-poetry.org/)
 installed.
 
 If you want to build device firmware, also make sure that you have the [GNU ARM Embedded toolchain](https://developer.arm.com/open-source/gnu-toolchain/gnu-rm/downloads) installed.

python/.changelog.d/+0596394e.incompatible

@@ -0,0 +1 @@
+Minimum required Python version is now 3.8.

python/README.md

@@ -9,7 +9,7 @@ See <https://trezor.io> for more information.
 
 ## Install
 
-Python Trezor tools require Python 3.6 or higher, and libusb 1.0. The easiest
+Python Trezor tools require Python 3.8 or higher, and libusb 1.0. The easiest
 way to install it is with `pip`. The rest of this guide assumes you have
 a working `pip`; if not, you can refer to [this
 guide](https://packaging.python.org/tutorials/installing-packages/).

python/requirements-optional.txt

@@ -2,5 +2,4 @@ hidapi>=0.7.99.post20
 web3>=5
 Pillow>=10
 stellar-sdk>=6
-rlp>=1.1.0 ; python_version<'3.7'
 cryptography>=41

python/requirements.txt

@@ -4,6 +4,5 @@ requests>=2.4.0
 click>=7,<8.2
 libusb1>=1.6.4
 construct>=2.9,!=2.10.55
-typing_extensions>=3.10
-dataclasses ; python_version<'3.7'
+typing_extensions>=4.7.1
 construct-classes>=0.1.2

python/setup.py

@@ -27,7 +27,7 @@
 
 extras_require = {
     "hidapi": ["hidapi>=0.7.99.post20"],
-    "ethereum": ["rlp>=1.1.0 ; python_version<'3.7'", "web3>=5"],
+    "ethereum": ["web3>=5"],
     "qt-widgets": ["PyQt5"],
     "extra": ["Pillow>=10"],
     "stellar": ["stellar-sdk>=6"],
@@ -64,7 +64,7 @@ def find_version():
     entry_points={"console_scripts": ["trezorctl=trezorlib.cli.trezorctl:cli"]},
     install_requires=install_requires,
     extras_require=extras_require,
-    python_requires=">=3.6",
+    python_requires=">=3.8",
     include_package_data=True,
     zip_safe=False,
     classifiers=[