ByteScout Cloud API Server – Image To PDF API – Python – Convert Images To PDF From Uploaded Files

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ByteScout Cloud API Server – Image To PDF API – Python – Convert Images To PDF From Uploaded Files

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ByteScout-Cloud-API-Server-Python-Convert-Images-To-PDF-From-Uploaded-Files.pdf

How to convert images to PDF from uploaded files for image to PDF API in Python and ByteScout Cloud API Server

Step By Step Instructions on how to convert images to PDF from uploaded files for image to PDF API in Python

If you want a quick and easy way to add a required functionality into your application then check this sample source code documentation. ByteScout Cloud API Server helps with image to PDF API in Python. ByteScout Cloud API Server is the ready to use Web API Server that can be deployed in less than 30 minutes into your own in-house server or into private cloud server. Can store data on in-house local server based storage or in Amazon AWS S3 bucket. Processing data solely on the server using buil-in ByteScout powered engine, no cloud services are used to process your data!.

Want to learn quickly? These fast application programming interfaces of ByteScout Cloud API Server for Python plus the instruction and the code below will help to learn how to convert images to PDF from uploaded files. Follow the tutorial and copy – paste code for Python into your project’s code editor. Further improvement of the code will make it more robust.

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ConvertImagesToPdfFromUploadedFiles.py

      import os
import requests # pip install requests

# Please NOTE: In this sample we're assuming Cloud Api Server is hosted at "https://localhost". 
# If it's not then please replace this with with your hosting url.

# Base URL for PDF.co Web API requests
BASE_URL = "https://localhost"

# Source image files
ImageFiles = [".\\image1.png", ".\\image2.jpg"]
# Destination PDF file name
DestinationFile = ".\\result.pdf"

# Container for uploaded image file's url
UploadedImageFileUrls = []

def main(args = None):

    for inpImage in ImageFiles:
        inp_upload_file_url = uploadFile(inpImage)
        UploadedImageFileUrls.append(inp_upload_file_url)


    if len(UploadedImageFileUrls) > 0:
        uploadedFileUrl = ",".join(UploadedImageFileUrls)
        convertImageToPDF(uploadedFileUrl, DestinationFile)

def convertImageToPDF(uploadedFileUrl, destinationFile):
    """Converts Image to PDF using PDF.co Web API"""

    # Prepare URL for 'Image To PDF' API request
    url = "{}/pdf/convert/from/image?name={}&url={}".format(
        BASE_URL,
        os.path.basename(destinationFile),
        uploadedFileUrl
    )

    # Execute request and get response as JSON
    response = requests.get(url, headers={  "content-type": "application/octet-stream" })
    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:
                        file.write(chunk)
                print(f"Result file saved as \"{destinationFile}\" file.")
            else:
                print(f"Request error: {response.status_code} {response.reason}")
        else:
            # Show service reported error
            print(json["message"])
    else:
        print(f"Request error: {response.status_code} {response.reason}")


def uploadFile(fileName):
    """Uploads file to the cloud"""
    
    # 1. RETRIEVE PRESIGNED URL TO UPLOAD FILE.

    # Prepare URL for 'Get Presigned URL' API request
    url = "{}/file/upload/get-presigned-url?contenttype=application/octet-stream&name={}".format(
        BASE_URL, os.path.basename(fileName))
    
    # Execute request and get response as JSON
    response = requests.get(url)
    if (response.status_code == 200):
        json = response.json()
        
        if json["error"] == False:
            # URL to use for file upload
            uploadUrl = json["presignedUrl"]
            # URL for future reference
            uploadedFileUrl = json["url"]

            # 2. UPLOAD FILE TO CLOUD.
            with open(fileName, 'rb') as file:
                requests.put(uploadUrl, data=file, headers={  "content-type": "application/octet-stream" })

            return uploadedFileUrl
        else:
            # Show service reported error
            print(json["message"])    
    else:
        print(f"Request error: {response.status_code} {response.reason}")

    return None


if __name__ == '__main__':
    main()