Python NSE Option Chain Analyzer Versions Save

• Fixed IndexError caused by NSE updating the method they use for loading symbols on their website. Issue: #54, #55, #56
• No longer uses the web scraping technique to load symbols
  • Instead uses the API to load symbols as that is what the new NSE website uses
  • Removed beautifulsoup4 from requirements.txt as it is no longer required
• Updated documentation:
  • Removed beautifulsoup4 from dependencies

• Fixed IndexError with tksheet versions >=5.0.29. Issue: #24, #25, #28, #32, #33. Pull Request: #34 (Thanks to @yjagota)
• Fixed redundant code. Pull Request: #19 (Thanks to @QuickLearner171998)
• Bumped dependencies to fix known vulnerabilities
• Updated documentation:
  • Added new contributors to the list
  • Updated table formatting
  • Fixed typos

• New App Icon:

  

• Improved Documentation

• Added Option to alert if last time the data was updated is 5 minutes or more called Warn Late Server Updates

• Downloading the app icon can be disabled now changing the value of load_nse_icon to False in the config file

  • This is to speed up loading times while using the .py version

• Added Saving New settings for subsequent runs

  • New Saved settings:
    • Load App Icon
    • Warn Late Server Updates

• Improved Logging:

  • New Logging messages:
    • Beta status
    • Beta version number

• Disabled resizability for About window

• Bumped dependencies for .py version

• Removed numpy import by casting all numpy.float64 and numpy.int64 types to float and int

  • Removed numpy from requirements but will be installed by pandas anyways

• Fixed icon not loading in .exe version

• Prevents crashing the program if it fails to check for updates

• Prevents crashing the program if icon fails to load correctly

  • Runs the program with the default icon instead

• Program will exit if an error occurs while trying to load symbols

  • Error message window will be displayed before exiting

• Added Support for Linux
  • Notifications only supports Windows 10
• List of Stocks and Indices is loaded dynamically from https://www.nseindia.com/products-services/equity-derivatives-list-underlyings-information everytime
  • Program is now not required to be updated when there are changes in Stocks and Indices
• Added name of stock or index in notifications
• Reworked configuration reading and writing
  • Settings will stay persistent across updates
  • Only invalid values are corrected and missing values are appended
  • Unless a user tampers with it, the config does not reset completely
• If your running the .py version, icons are now temporarily downloaded every time you run the program and need not be saved separately
• Disabled text input in Dropdown menus on Login page to prevent errors
• Improved Logging:
  • New Logging messages:
    • OS Name and Version
    • Error Class along with Error Message
• Note: Users who are still running version 4.x are recommended to directly update to 5.2 to prevent settings from resetting

• Added Support for Stocks (Total 141 Stocks). Issue: https://github.com/VarunS2002/Python-NSE-Option-Chain-Analyzer/issues/8
  • Set Index Mode or Stock Mode then select your preferred Index or Stock
  • Values are in 10s in Stock mode and 1000s in Index mode (to compensate for low values of stocks)
  • Symbol of the Stock is present in the names of the .csv files
  • Appropriate Units are reflected in the headers of .csv files
• Added Saving New settings for subsequent runs
  • New Saved settings:
    • Index/Stock Mode
    • Selected Stock
• Fixed possible issues while reading configuration
• Optimised retrieving data from the API

• Added Dumping Entire Option Chain data to a .csv file. Issues: https://github.com/VarunS2002/Python-NSE-Option-Chain-Analyzer/issues/3 and https://github.com/VarunS2002/Python-NSE-Option-Chain-Analyzer/issues/4
  • Dump Entire Option Chain is disabled by default (Enable from Option menu or Ctrl+O)
  • Saves this setting for subsequent runs
• Added Notifications for changes in value of OI Upper and Lower Boundary Strike Prices
• Renamed 'Export all to CSV' option to 'Export Table to CSV'
• Fixed Call and Put OI for 2nd Strike Price not being displayed in K when the Strike Prices were consecutive
• Fixed issues where export would fail and program would stop if the .csv file is open in some other program or is inaccessible
• Fixed issue where program stops immediately if you start it before market opens when you have auto stop enabled
• Prevents crash during Checking for updates due to poor internet connection
• Fixed 'Quitting Program' being logged even if Debug Logging was off
• Fixed possible issues while reading configuration

• Added support for FINNIFTY index
• Dropped support for NIFTYIT index
• Added Live Exporting of Data rows to a .csv file
  • Live Exporting is disabled by default (Enable from Option menu or Ctrl+B)
• Supports exporting data while running multiple instances with different indices and/or expiry dates selected
  • Filename contains the selected index and expiry date. For eg. NSE-OCA-NIFTY-14-Jan-2021.csv will only have the data for NIFTY and 14 Jan 21 regardless of the instance running
• Adds Column Names to the .csv file if it is created for the first time
• Added Toast Notifications on Windows when a state of a label changes (except PCR label)
  • Notifications are disabled by default (Enable from Option menu or Ctrl+N)
• Added option to automatically stop the program at 3:30pm when market closes
  • Auto Stop is disabled by default (Enable from Option menu or Ctrl+K)
• Added Auto and Manual Check for updates
  • Auto Check for updates are enabled by default (Disable from Option menu or Ctrl+U)
• Added Saving settings for subsequent runs
  • Saved settings:
    • Selected Index
    • Refresh Interval
    • Live Export
    • Notifications
    • Auto stop at 3:30pm
    • Auto Check for Updates
    • Debug Logging
  • Settings are saved to NSE-OCA.ini
  • Resets NSE-OCA.ini file if incorrectly configured
• Fixed issue where Points would be 0 for some strike prices. Issue: https://github.com/VarunS2002/Python-NSE-Option-Chain-Analyzer/issues/6
• Added NSE icon to all windows (if icon file is missing, default icon will be used)
• Improved Option Menu
• Improved messages in Alert boxes
• Improved Buttons
• Modified some Labels
• Improved Logging:
  • New Logging messages:
    • Whether running instance is .py version or .exe
    • Version number
    • Logging Started
    • Logging Stopped
    • Program Quitting
  • Removed unnecessary messages:
    • 'Nse' object has no attribute 'options' 10
    • module 'sys' has no attribute '_MEIPASS' 0
    • invalid command name ".!combobox2" 4
  • Changed name of the log file from nse.log to NSE-OCA.log
• Many Code Improvements

• Added 2nd Highest Call and Put Open Interest and their corresponding Strike Price
  • It is calculated between the OI boundary range (highest in the range)
• Added option to change refresh interval
• Reworked Login Screen
• Added Type Hints in code everywhere
• Added requirements.txt
• Reduced size of .exe by ~10%
• Ceased releasing Python Compiled Files (.pyc/.pyw)
  • Since it runs only on specific versions of Python

-Fixed an issue when program would stop refreshing after a few hours (creates a new session everytime)

-Fixed an issue when program would stop refreshing after every ~2 hours (creates a new session everytime) -Fixed an issue when the program would stop refreshing after one connection error -Added Debug Logging (Use this to report any issues)