Salmonster / pi-scanner

Barcode scanner project for the Raspberry Pi.

pi-scanner

Barcode scanner project for the Raspberry Pi.

UPDATES TO THIS FORK OF THE PROJECT ARE NOT YET FULLY REFLECTED IN THIS README. The primary change of concern to the user is that the columns for inventory data are hardcoded and, if desired, must be changed in pi-scanner.py .

Table of Contents

• Requirements
• Installation
• Running

Notes:

1. These instructions are for Debian based systems.
2. These instructions should be performed on the system which will be running the program.

Requirements

• git

sudo apt-get install git

• python2.7

sudo apt-get install python2.7

• python-pip

sudo apt-get install python-pip

• gspread
• Follow the instructions on how to create an oauth key and file

Installation

• Use git to clone the project

git clone https://github.com/DWiechert/pi-scanner.git

• Download the oauth file created in the requirements

Running

The -h option is available to see the options:

dan@cbpp:~/documents/pi-scanner$ python pi-scanner.py -h
usage: pi-scanner.py [-h] -i OAUTHFILE -sn SHEETNAME -ws WORKSHEET

pi-scanner - Barcode scanner project for the Raspberry Pi.

optional arguments:
  -h, --help            show this help message and exit
  -i OAUTHFILE          OAuth file.
  -sn SHEETNAME         The name of the excel sheet.
  -ws WORKSHEET         The name of the work sheet.
dan@cbpp:~/documents/pi-scanner$

To run, the following 3 command line arguments are required:

• -i - OAuth file - this is the oauth file downloaded in the requirements section
• -sn - The name of the excel sheet.
• -ws - The name of the work sheet

An example run is:

python pi-scanner.py -i <path to oauth json file> -sn <excel spreadsheet name> -ws <worksheet name>

dan@cbpp:~/documents/pi-scanner$ python pi-scanner.py -i oauth.json -sn "My Excel Spreadsheet" -ws "Sheet1"

========================================
Input file is [oauth.json].
Excel sheet name is [My Excel Spreadsheet].
Work sheet name is [Sheet1].
========================================

Once running, just enter in the barcode you would like to search for:

Enter the barcode: <input>
Barcode is <input>

If the barcode is found, it will print out the row and column:

Enter the barcode: asdf
Barcode is asdf

Barcode found at row 13 column 1

If the barcode is not found, it will insert the barcode as a new cell:

Enter the barcode: 82050004696506142016
Barcode is [82050004696506142016].
Barcode found at row [17] column [1].
Value found is [456].

Enter the barcode: 261690866007991418
Barcode is [261690866007991418].
Barcode found at row [16] column [1].
Value found is [123].

Enter the barcode: quit
dan@cbpp:~/documents/pi-scanner$