barcode reader API in Python with PDF.co Web API

What is PDF.co Web API? It is the Rest API that provides set of data extraction functions, tools for documents manipulation, splitting and merging of pdf files. Includes built-in OCR, images recognition, can generate and read barcodes from images, scans and pdf.

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ReadBarcodeFromUrl.py

      
import os import requests # pip install requests # The authentication key (API Key). # Get your own by registering at https://app.pdf.co/documentation/api API_KEY = "******************************************" # Base URL for PDF.co Web API requests BASE_URL = "https://api.pdf.co/v1" # Direct URL of source file to search barcodes in. SourceFileURL = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/barcode-reader/sample.pdf" # Comma-separated list of barcode types to search. # See valid barcode types in the documentation https://app.pdf.co/documentation/api/1.0/barcode/read_from_url.html BarcodeTypes = "Code128,Code39,Interleaved2of5,EAN13" # Comma-separated list of page indices (or ranges) to process. Leave empty for all pages. Example: '0,2-5,7-'. Pages = "" # Some of advanced options available through profiles: # (JSON can be single/double-quoted and contain comments.) # { # "profiles": [ # { # "profile1": { # "ScanArea": "WholePage", // Values: "TopLeftQuarter", "TopRightQuarter", "BottomRightQuarter", "BottomLeftQuarter", "TopHalf", "BottomHalf", "WholePage". # "RequireQuietZones": true, // Whether the quite zone is obligatory for 1D barcodes. Values: true / false # "MaxNumberOfBarcodesPerPage": 0, // 0 - unlimited. # "MaxNumberOfBarcodesPerDocument": 0, // 0 - unlimited. # "ScanStep": 1, // Scan interval for linear (1-dimensional) barcodes. # "MinimalDataLength": 0, // Minimal acceptable length of decoded data. # } # } # ] # } # Conversation Options Profiles = "{ 'profiles': [ { 'profile1': { 'FastMode': true } } ] }" def main(args=None): readBarcodes(SourceFileURL) def readBarcodes(uploadedFileUrl): """Get Barcode Information using PDF.co Web API""" # Prepare requests params as JSON # See documentation: https://apidocs.pdf.co parameters = {} parameters["types"] = BarcodeTypes parameters["pages"] = Pages parameters["url"] = uploadedFileUrl parameters["profiles"] = Profiles # Prepare URL for 'Barcode Reader' API request url = "{}/barcode/read/from/url".format(BASE_URL) # Execute request and get response as JSON response = requests.post(url, data=parameters, headers={ "x-api-key": API_KEY }) if (response.status_code == 200): json = response.json() if json["error"] == False: # Display information for barcode in json["barcodes"]: print("Found barcode:") print(f" Type: {barcode['TypeName']}") print(f" Value: {barcode['Value']}") print(f" Document Page Index: {barcode['Page']}") print(f" Rectangle: {barcode['Rect']}") print(f" Confidence: {barcode['Confidence']}") print("") else: # Show service reported error print(json["message"]) else: print(f"Request error: {response.status_code} {response.reason}") if __name__ == '__main__': main()

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