diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3a1aaaf..68b04b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,7 @@
 1.0.0
 -----
 
-* Repackage to pyproject.toml
+* Repackage to hatch/pyproject.toml
 * Require i2cdevice>=1.0.0 (smbus2)
 
 0.1.1
diff --git a/examples/all-values.py b/examples/all-values.py
index d61daff..472917c 100755
--- a/examples/all-values.py
+++ b/examples/all-values.py
@@ -2,10 +2,7 @@
 
 import time
 
-try:
-    from smbus2 import SMBus
-except ImportError:
-    from smbus import SMBus
+from smbus2 import SMBus
 
 from bme280 import BME280
 
@@ -25,5 +22,5 @@
     temperature = bme280.get_temperature()
     pressure = bme280.get_pressure()
     humidity = bme280.get_humidity()
-    print("{:05.2f}*C {:05.2f}hPa {:05.2f}%".format(temperature, pressure, humidity))
+    print(f"{temperature:05.2f}°C {pressure:05.2f}hPa {humidity:05.2f}%")
     time.sleep(1)
diff --git a/examples/compensated-temperature.py b/examples/compensated-temperature.py
index fbfb9ef..329fd17 100755
--- a/examples/compensated-temperature.py
+++ b/examples/compensated-temperature.py
@@ -3,12 +3,9 @@
 import time
 from subprocess import PIPE, Popen
 
-from bme280 import BME280
+from smbus2 import SMBus
 
-try:
-    from smbus2 import SMBus
-except ImportError:
-    from smbus import SMBus
+from bme280 import BME280
 
 print(
     """compensated-temperature.py - Use the CPU temperature to compensate temperature
@@ -49,6 +46,6 @@ def get_cpu_temperature():
     raw_temp = bme280.get_temperature()
     comp_temp = raw_temp - ((smoothed_cpu_temp - raw_temp) / factor)
 
-    print("Compensated temperature: {:05.2f} *C".format(comp_temp))
+    print(f"Raw: {raw_temp:05.2f}°C, Compensated: {comp_temp:05.2f}°C")
 
     time.sleep(1.0)
diff --git a/examples/dump-calibration.py b/examples/dump-calibration.py
index ba322a0..3a6667c 100755
--- a/examples/dump-calibration.py
+++ b/examples/dump-calibration.py
@@ -1,9 +1,8 @@
 #!/usr/bin/env python
 
-try:
-    from smbus2 import SMBus
-except ImportError:
-    from smbus import SMBus
+
+from smbus2 import SMBus
+
 from bme280 import BME280
 
 print(
@@ -21,4 +20,4 @@
 for key in dir(bme280.calibration):
     if key.startswith("dig_"):
         value = getattr(bme280.calibration, key)
-        print("{} = {}".format(key, value))
+        print(f"{key} = {value}")
diff --git a/examples/local_altitude.py b/examples/local_altitude.py
index 51addc3..e890bd7 100644
--- a/examples/local_altitude.py
+++ b/examples/local_altitude.py
@@ -2,10 +2,8 @@
 
 import time
 
-try:
-    from smbus2 import SMBus
-except ImportError:
-    from smbus import SMBus
+from smbus2 import SMBus
+
 from bme280 import BME280
 
 print(
@@ -22,10 +20,20 @@
 
 # asks the user for their local QNH value and confirms it
 local_qnh = input(
-    """Please enter your local QNH value.
-You can find this by searching for a local METAR on the internet.
+    """Please enter your local QNH value (air pressure at the mean sea level).
+
+You can find this by searching for a local METAR report,
+    eg: "Cambridge METAR"
+
+And looking for the number prefixed with a "Q",
+    eg: Q1015
 >"""
 )
+
+# remove a Q prefix if there is one
+if local_qnh.startswith("Q") or local_qnh.startswith("q"):
+    local_qnh = local_qnh[1:]
+
 print("You have told us the QNH is", local_qnh)
 
 # converts the input into a floating point number
@@ -39,5 +47,5 @@
 
 while True:
     altitude = bme280.get_altitude(qnh=local_qnh)
-    print(round(altitude), "metres above sea level")
+    print(f"{altitude:0.0f} metres above sea level")
     time.sleep(2)
diff --git a/examples/relative-altitude.py b/examples/relative-altitude.py
index 0e498ae..7406c1e 100755
--- a/examples/relative-altitude.py
+++ b/examples/relative-altitude.py
@@ -2,10 +2,8 @@
 
 import time
 
-try:
-    from smbus2 import SMBus
-except ImportError:
-    from smbus import SMBus
+from smbus2 import SMBus
+
 from bme280 import BME280
 
 print(
@@ -23,7 +21,7 @@
 baseline_values = []
 baseline_size = 100
 
-print("Collecting baseline values for {:d} seconds. Do not move the sensor!\n".format(baseline_size))
+print(f"Collecting baseline values for {baseline_size:d} seconds. Do not move the sensor!\n")
 
 # Collect some values to calculate a baseline pressure
 for i in range(baseline_size):
@@ -36,5 +34,5 @@
 
 while True:
     altitude = bme280.get_altitude(qnh=baseline)
-    print("Relative altitude: {:05.2f} metres".format(altitude))
+    print(f"Relative altitude: {altitude:05.2f} metres")
     time.sleep(1)
diff --git a/examples/temperature-compare.py b/examples/temperature-compare.py
index e58ddfc..4e3f881 100755
--- a/examples/temperature-compare.py
+++ b/examples/temperature-compare.py
@@ -2,10 +2,7 @@
 
 import time
 
-try:
-    from smbus2 import SMBus
-except ImportError:
-    from smbus import SMBus
+from smbus2 import SMBus
 
 from bme280 import BME280
 
@@ -33,5 +30,5 @@
 while True:
     temperatureA = bme280A.get_temperature()
     temperatureB = bme280B.get_temperature()
-    print("Forced: {:05.2f}*C Normal: {:05.2f}*C D: {:05.2f}".format(temperatureA, temperatureB, abs(temperatureA - temperatureB)))
+    print(f"Forced: {temperatureA:05.2f}°C Normal: {temperatureB:05.2f}°C D: {abs(temperatureA - temperatureB):05.2f}°C")
     time.sleep(1)
diff --git a/examples/temperature-forced-mode.py b/examples/temperature-forced-mode.py
index 08b1362..708dc5b 100755
--- a/examples/temperature-forced-mode.py
+++ b/examples/temperature-forced-mode.py
@@ -2,10 +2,7 @@
 
 import time
 
-try:
-    from smbus2 import SMBus
-except ImportError:
-    from smbus import SMBus
+from smbus2 import SMBus
 
 from bme280 import BME280
 
@@ -21,5 +18,5 @@
 
 while True:
     temperature = bme280.get_temperature()
-    print("{:05.2f}*C".format(temperature))
+    print(f"{temperature:05.2f}°C")
     time.sleep(1)
diff --git a/pyproject.toml b/pyproject.toml
index 438adfb..d8d254e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -115,4 +115,7 @@ ignore = [
 [tool.pimoroni]
 apt_packages = []
 configtxt = []
-commands = []
+commands = [
+    "printf \"Setting up i2c...\n\"",
+	"sudo raspi-config nonint do_i2c 0"
+]
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index ff6f91f..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,55 +0,0 @@
-# -*- coding: utf-8 -*-
-[metadata]
-name = pimoroni-bme280
-version = 0.1.1
-author = Philip Howard
-author_email = phil@pimoroni.com
-description = Python library for the bme280 temperature, pressure and humidity sensor
-long_description = file: README.md
-long_description_content_type = text/markdown
-url = https://www.pimoroni.com
-project_urls =
-	GitHub=https://www.github.com/pimoroni/bme280-python
-license = MIT
-# This includes the license file(s) in the wheel.
-# https://wheel.readthedocs.io/en/stable/user_guide.html#including-license-files-in-the-generated-wheel-file
-license_files = LICENSE.txt
-classifiers =
-	Development Status :: 4 - Beta
-	Operating System :: POSIX :: Linux
-	License :: OSI Approved :: MIT License
-	Intended Audience :: Developers
-	Programming Language :: Python :: 2.6
-	Programming Language :: Python :: 2.7
-	Programming Language :: Python :: 3
-	Topic :: Software Development
-	Topic :: Software Development :: Libraries
-	Topic :: System :: Hardware
-
-[options]
-packages = bme280
-install_requires =
-	i2cdevice>=0.0.6
-
-[flake8]
-exclude =
-	.tox,
-	.eggs,
-	.git,
-	__pycache__,
-	build,
-	dist
-ignore =
-	E501
-
-[pimoroni]
-py2deps =
-	python-pip
-	python-smbus
-py3deps =
-	python3-pip
-	python3-smbus
-configtxt =
-commands =
-	printf "Setting up i2c...\n"
-	raspi-config nonint do_i2c 0