# 2.1.3 라즈베리파이 셋업

1. 라이브러리 설치

```
sudo apt-get update
sudo apt-get upgrade
sudo apt-get install build-essential python3 python3-dev python3-pip python3-virtualenv python3-numpy python3-picamera 
sudo apt-get install python3-pandas python3-rpi.gpio i2c-tools avahi-utils joystick libopenjp2-7-dev libtiff5-dev gfortran 
sudo apt-get install libatlas-base-dev libopenblas-dev libhdf5-serial-dev git ntp
```

2\. OpenCV를 위한 라이브러리 설치

```
sudo apt-get install libilmbase-dev libopenexr-dev libgstreamer1.0-dev libjasper-dev libwebp-dev 
sudo apt-get install libatlas-base-dev libavcodec-dev libavformat-dev libswscale-dev libqtgui4 libqt4-test
```

3\. 가상 개발환경 설정

```
python3 -m virtualenv -p python3 env --system-site-packages
echo "source env/bin/activate" >> ~/.bashrc
source ~/.bashrc
```

4\. 동키카 파이썬 코드 설치

```
mkdir projects
cd ~/projects

git clone https://github.com/waveshare/donkeycar
cd donkeycar
git checkout dev
pip install -e .[pi]
pip install tensorflow==1.13.1
```

5\. 텐서 플로우 설치 확인

```
python -c "import tensorflow"

아래와 같은 경우는 일반적인 경우이다.
/home/pi/env/lib/python3.5/importlib/_bootstrap.py:222: RuntimeWarning: compiletime version 3.4 of module 'tensorflow.python.framework.fast_tensor_util' does not match runtime version 3.5
  return f(*args, **kwds)
/home/pi/env/lib/python3.5/importlib/_bootstrap.py:222: RuntimeWarning: builtins.type size changed, may indicate binary incompatibility. Expected 432, got 412
  return f(*args, **kwds)
```

6\. OpenCV를 설치한다.

```
sudo apt install python3-opencv

만약에 문제가 있다면, 아래 명령을 실행한다.
pip install opencv-python
```

7\. 동작을 확인한다.

```
python -c "import cv2"
```

8\. OLED Display 서비스를 설치한다.

```
cd ~
git clone https://github.com/waveshare/pi-display
cd pi-display
sudo ./install.sh
```

9\. 동키카를 생성한다.

```
donkey createcar --path ~/mycar
```

10\. 만약 numpy에러가 발생하면, 적당한 버전으로 재 설치해 주어야 한다.

```
pip install numpy==1.17.3
```


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