huaweicloud-sdk-python-v3/huaweicloud-sdk-evs/README_PYPI.md

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# HuaweiCloud Python Software Development Kit (Python SDK)
The HuaweiCloud Python SDK allows you to easily work with Huawei Cloud services such as Elastic Compute Service (ECS) and Virtual Private Cloud(VPC) without the need to handle API related tasks.
This document introduces how to obtain and use HuaweiCloud Python SDK.
## Getting Started
- To use HuaweiCloud Python SDK, you must have Huawei Cloud account as well as the Access Key and Secret key of the HuaweiCloud account.
The accessKey is required when initializing `{Service}Client`. You can create an AccessKey in the Huawei Cloud console. For more information, see [My Credentials](https://support.huaweicloud.com/en-us/usermanual-ca/en-us_topic_0046606340.html).
- HuaweiCloud Python SDK requires python 3 or later.
## Install Python SDK
HuaweiCloud Python SDK supports Python 3 or later. Run ``python --version`` to check the version of Python.
- Use python pip
Run the following command to install the individual libraries of HuaweiCloud services:
```bash
# Install the core library
pip install huaweicloudsdkcore
# Install the VPC management library
pip install huaweicloudsdkvpc
```
- Install from [source](https://github.com/huaweicloud/huaweicloud-sdk-python-v3)
Run the following command to install the individual libraries of HuaweiCloud services:
```bash
# Install the core library
cd huaweicloudsdkcore-${version}
python setup.py install
# Install the VPC management library
cd huaweicloudsdkvpc-${version}
python setup.py install
```
## Use Python SDK
1. Import the required modules as follows:
```python
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkcore.http.http_config import HttpConfig
from huaweicloudsdkvpc.v2 import VpcClient
```
2. Config `{Service}Client` Configurations
```python
# Using the default configuration
config = HttpConfig.get_default_config()
# Set Proxy if needed
config.proxy_protocol = 'http'
config.proxy_host = 'proxy.huaweicloud.com'
config.proxy_port = 80
config.proxy_user = 'test'
config.proxy_password = 'test'
# Skip ssl certifaction checking while using https protocal if needed
config.ignore_ssl_verification = True
```
3. Initialize the `{Service}Client` instance:
```python
credentials = BasicCredentials(ak, sk, project_id)
vpc_client = VpcClient.new_builder(VpcClient) \
.with_config(config) \
.with_credentials(credentials) \
.with_endpoint(endpoint) \
.build()
```
where:
- `ak` is the access key id for your account.
- `sk` is the secret access key for your account.
- `project_id` is the id of the project.
- `endpoint` is the service specific endpoints, see [Regions and Endpoints](https://developer.huaweicloud.com/intl/en-us/endpoint)
4. Send a request and print response.
```python
# Initialize a request and set parameters
response = client.list_vpcs()
print(respones)
```
## Code example
The following example shows how to query a list of VPC in a specific region. Substitute the values for `{your ak string}`, `{your sk string}`, `{your endpoint}` and `{your project id}`.
```python
# coding: utf-8
from huaweicloudsdkcore.auth.credentials import BasicCredentials
from huaweicloudsdkcore.exceptions import exceptions
from huaweicloudsdkcore.http.http_config import HttpConfig
from huaweicloudsdkvpc.v2 import VpcClient
def list_vpc(client):
try:
response = client.list_vpcs()
print(response)
except exceptions.ClientRequestException as e:
print(e.status_code)
print(e.request_id)
print(e.error_code)
print(e.error_msg)
if __name__ == "__main__":
ak = "{your ak string}"
sk = "{your sk string}"
endpoint = "{your endpoint}"
project_id = "{your project id}"
config = HttpConfig.get_default_config()
config.ignore_ssl_verification = True
credentials = BasicCredentials(ak, sk, project_id)
vpc_client = VpcClient.new_builder(VpcClient) \
.with_config(config) \
.with_credentials(credentials) \
.with_endpoint(endpoint) \
.build()
list_vpc(vpc_client)
```