Problem installing Unicorn Hat

@irowlands wrote:

We are completely new to our raspberry Pi and are have a problem getting the Unicorn Hat software to install properly. Below is a copy of the error messages:

pi@raspberrypi:/ $ curl -sS get.pimoroni.com/unicornhat | bash

This script will install everything needed to use your
Unicorn HAT/pHAT

Always be careful when running scripts and commands
copied from the internet. Ensure they are from a
trusted source.

If you want to see what this script does before
running it, you should run:
\curl -sS https://get.pimoroni.com/unicornhat

Do you wish to continue? [y/N] y

Checking environment...
Updating apt indexes...
.........
Reading package lists...
.........

Checking hardware requirements...

Checking for packages required for GPIO control...
Requirement already satisfied (use --upgrade to upgrade): RPi.GPIO in /usr/lib/python2.7/dist-packages
Cleaning up...
Requirement already satisfied (use --upgrade to upgrade): RPi.GPIO in /usr/lib/python3/dist-packages
Cleaning up...
RPi.GPIO installed and up-to-date

Unicorn HAT/pHAT comes with examples and documentation that you may wish to install.
Performing a full install will ensure those resources are installed,
along with all required dependencies. It may however take a while!

Do you wish to perform a full install? [y/N] y
Checking install requirements...

Checking for dependencies...

python-dev is required
Installing python-dev...
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).
Apt failed to install python-dev!
Falling back on pypi...
python3-dev is already installed

Installing Unicorn HAT/pHAT library for Python 2...

Requirement already satisfied (use --upgrade to upgrade): unicornhat in /usr/local/lib/python2.7/dist-packages
Downloading/unpacking rpi-ws281x>=2.0.0 (from unicornhat)
Downloading rpi_ws281x-2.0.3.tar.gz (92kB): 92kB downloaded
Running setup.py (path:/tmp/pip-build-mYmmx9/rpi-ws281x/setup.py) egg_info for package rpi-ws281x

Installing collected packages: rpi-ws281x
Running setup.py install for rpi-ws281x
Compiling ws281x library...
building 'rpiws281x' extension
arm-linux-gnueabihf-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -fno-strict-aliasing -D_FORTIFY_SOURCE=2 -g -fstack-protector-strong -Wformat -Werror=format-security -fPIC -Ilib/ -I/usr/include/python2.7 -c rpi_ws281x_wrap.c -o build/temp.linux-armv7l-2.7/rpi_ws281x_wrap.o
rpi_ws281x_wrap.c:130:21: fatal error: Python.h: No such file or directory
# include
^
compilation terminated.
error: command 'arm-linux-gnueabihf-gcc' failed with exit status 1
Complete output from command /usr/bin/python -c "import setuptools, tokenize;file='/tmp/pip-build-mYmmx9/rpi-ws281x/setup.py';exec(compile(getattr(tokenize, 'open', open)(file).read().replace('\r\n', '\n'), file, 'exec'))" install --record /tmp/pip-ObbfI8-record/install-record.txt --single-version-externally-managed --compile:
running install

running build

running build_py

Compiling ws281x library...

creating build

creating build/lib.linux-armv7l-2.7

copying neopixel.py -> build/lib.linux-armv7l-2.7

running build_ext

building 'rpiws281x' extension

creating build/temp.linux-armv7l-2.7

arm-linux-gnueabihf-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -fno-strict-aliasing -D_FORTIFY_SOURCE=2 -g -fstack-protector-strong -Wformat -Werror=format-security -fPIC -Ilib/ -I/usr/include/python2.7 -c rpi_ws281x_wrap.c -o build/temp.linux-armv7l-2.7/rpi_ws281x_wrap.o

rpi_ws281x_wrap.c:130:21: fatal error: Python.h: No such file or directory

# include

                 ^

compilation terminated.

error: command 'arm-linux-gnueabihf-gcc' failed with exit status 1

---

Cleaning up...
Command /usr/bin/python -c "import setuptools, tokenize;file='/tmp/pip-build-mYmmx9/rpi-ws281x/setup.py';exec(compile(getattr(tokenize, 'open', open)(file).read().replace('\r\n', '\n'), file, 'exec'))" install --record /tmp/pip-ObbfI8-record/install-record.txt --single-version-externally-managed --compile failed with error code 1 in /tmp/pip-build-mYmmx9/rpi-ws281x
Storing debug log for failure in /root/.pip/pip.log
Python 2 library install failed!
If problems persist, visit forums.pimoroni.com for support

Posts: 4

Participants: 2

Read full topic