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post requests python curl

Narkw Brahma

Narkw Brahma

• 2 min read

Post Requests with Python Curl

As a developer, I have had to work with various HTTP clients to make API requests. One of the most popular HTTP clients I have worked with is Python Curl which is a library for making HTTP requests in Python.

What are post requests?

A post request is a method that allows you to send data to a server to create or update a resource. In Python Curl, you can make post requests by using the -d or --data option which allows you to send data in the request body.

How to make post requests with Python Curl?

To make a post request using Python Curl, you need to specify the URL of the API endpoint you want to send data to and the data you want to send in the request body. Here is an example:

import curlify
import pycurl
import json

url = 'https://example.com/api/create_user'
data = {'username': 'John', 'password': 'Doe123'}

c = pycurl.Curl()
c.setopt(c.URL, url)
c.setopt(c.POSTFIELDS, json.dumps(data))
c.perform()
c.close()

print(curlify.to_curl(c))

In the example above, we import the necessary libraries and define the URL and data. We then create a new instance of the Curl class and set the URL and data using the setopt() method. We then perform the request using the perform() method and close the connection using the close() method.

We also use the curlify library to print out the Curl command that corresponds to the Python Curl request.

Alternative methods for making post requests with Python Curl

There are other methods you can use to make post requests with Python Curl. You can use the requests library which is a popular HTTP client library for Python. Here is an example:

import requests
import json

url = 'https://example.com/api/create_user'
data = {'username': 'John', 'password': 'Doe123'}

response = requests.post(url, json=data)

print(response.json())

In this example, we import the requests library and define the URL and data. We then make a post request using the requests.post() method and print out the response in JSON format.

Another method is to use the httplib2 library which is a comprehensive HTTP client library for Python. Here is an example:

import httplib2
import json

url = 'https://example.com/api/create_user'
data = {'username': 'John', 'password': 'Doe123'}

http_obj = httplib2.Http()
response, content = http_obj.request(uri=url, method='POST', body=json.dumps(data))

print(response)

In this example, we import the httplib2 library and define the URL and data. We then create a new instance of the Http class and make a post request using the request() method. We print out the response which includes the status code, headers, and content.

Conclusion

In conclusion, Python Curl is a great library for making HTTP requests in Python. You can use it to make post requests and other types of requests. There are also alternative libraries you can use such as requests and httplib2 which offer more features and flexibility.

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