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Generate PDF From HTML File - Python

PDF from HTML (HTML to PDF) sample in Python demonstrating ‘Generate PDF From HTML File’
import os
import  json
import requests # pip install requests

# The authentication key (API Key).
# Get your own by registering at
API_KEY = "**************************"

# Base URL for Web API requests

# HTML template
file_read = open(".\\sample.html", mode='r', encoding= 'utf-8')
SampleHtml =

# Destination PDF file name
DestinationFile = ".\\result.pdf"

def main(args = None):
    GeneratePDFFromHtml(SampleHtml, DestinationFile)

def GeneratePDFFromHtml(SampleHtml, destinationFile):
    """Converts HTML to PDF using Web API"""

    # Prepare requests params as JSON
    # See documentation:
    parameters = {}

    # Input HTML code to be converted. Required.
    parameters["html"] = SampleHtml

    #  Name of resulting file
    parameters["name"] = os.path.basename(destinationFile)

    # Set to css style margins like 10 px or 5px 5px 5px 5px.
    parameters["margins"] = "5px 5px 5px 5px"

    # Can be Letter, A4, A5, A6 or custom size like 200x200
    parameters["paperSize"] = "Letter"

    # Set to Portrait or Landscape. Portrait by default.
    parameters["orientation"] = "Portrait"

    # true by default. Set to false to disable printing of background.
    parameters["printBackground"] = "true"

    # If large input document, process in async mode by passing true
    parameters["async"] = "false"

    # Set to HTML for header to be applied on every page at the header.
    parameters["header"] = ""

    # Set to HTML for footer to be applied on every page at the bottom.
    parameters["footer"] = ""

    # Prepare URL for 'HTML To PDF' API request
    url = "{}/pdf/convert/from/html".format(

    # Execute request and get response as JSON

    response =, data=parameters, headers={ "x-api-key": API_KEY })
    if (response.status_code == 200):
        json = response.json()

        if json["error"] == False:
            #  Get URL of result file
            resultFileUrl = json["url"]            
            # Download result file
            r = requests.get(resultFileUrl, stream=True)
            if (r.status_code == 200):
                with open(destinationFile, 'wb') as file:
                    for chunk in r:
                print(f"Result file saved as \"{destinationFile}\" file.")
                print(f"Request error: {response.status_code} {response.reason}")
            # Show service reported error
        print(f"Request error: {response.status_code} {response.reason}")

if __name__ == '__main__':
<!DOCTYPE html>
<html xmlns="" lang="" xml:lang="">

	<title>TODO List</title>
	<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />

	<h1>TODO List</h1>
			Wash the car
			Do the dishes
			Walk the dog
			Buy A4 papers

</html> Web API: the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.

Get your API key here!

Download Source Code (.zip)

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