Fixing hb Installation Errors

Garbled characters and segmentation faults occur during hb installation

Symptom

During the execution of python3 -m pip install --user ohos-build, garbled characters and segmentation faults occur..
Possible Causes

The pip version does not meet requirements.
Solution

Run the following command to upgrade pip:
```
python3 -m pip install -U pip
```

Symptom

During the execution of python3 -m pip install --user ohos-build, the following information is displayed:
cannot import 'sysconfig' from 'distutils'
Possible Causes

The distutils module is unavailable.
Solution

Run the following command to install distutils:
```
sudo apt-get install python3.8-distutils
```

Symptom

During the execution of python3 -m pip install --user ohos-build, the following information is displayed:
module 'platform' has no attribute 'linux_distribution'
Possible Causes

There is a compatibility issue of python3-pip.

Solution

Reinstall pip.

sudo apt remove python3-pip
curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
python get-pip.py

Symptom

During the execution of python3 -m pip install --user ohos-build, the following information is displayed:
Could not find a version that satisfies the requirement ohos-build
Possible Causes

The installation fails due to poor network connectivity.
Solution
1. Ensure that your computer has a good network connection. If the network connection is unstable, rectify the network fault and reinstall hb.
2. If the network is functional, run the following command to install hb by specifying a temporary PyPI source:
```
python3 -m pip install -i https://pypi.tuna.tsinghua.edu.cn/simple ohos-build
```