Akaunt

# Backend

Code without tests is broken as designed. — Jacob Kaplan-Moss

Software testing is a process used to identify the correctness, completeness and the quality of developed compute software. It includes a set of activities conducted with intent of finding errors in software so that it could be corrected before the product is released to end users. `` Generally Accepted Accounting Principles (GAAP)

# Simple rule, do not use any framework at all

# Accounting rule

Nature Real Account Personal Account Nominal Account
Debit what comes in receiver All expenses and losses
Credit what goes out giver All incomes and profit
Applicable Cash, land and building, furniture Ram and sons, Bank Account, Outstanding salary, prepaid expenses Salary, wages, purchase, sales

Rules

# Read list

  • https://lethain.com/introduction-to-architecting-systems-for-scale/#platform_layer

create ledger upfront

profit and loss a/c cash purchase purchase return sales sales return

ERP Features (opens new window)

  • Financial accounting: general ledger, fixed assets, payables including vouchering, matching and payment, receivables and collections, cash management, financial consolidation
  • Management accounting: budgeting, costing, cost management, activity based costing
  • Human resources: recruiting, training, rostering, payroll, benefits, retirement and pension plans, diversity management, retirement, separation
  • Manufacturing: engineering, bill of materials, work orders, scheduling, capacity, workflow management, quality control, manufacturing process, manufacturing projects, manufacturing flow, product life cycle management
  • Order processing: order to cash, order entry, credit checking, pricing, available to promise, inventory, shipping, sales analysis and reporting, sales commissioning
  • Supply chain management: supply chain planning, supplier scheduling, product configurator, order to cash, purchasing, inventory, claim processing, warehousing (receiving, putaway, picking and packing)
  • Project management: project planning, resource planning, project costing, work breakdown structure, billing, time and expense, performance units, activity management
  • Customer relationship management (CRM): sales and marketing, commissions, service, customer contact, call center support – CRM systems are not always considered part of ERP systems but rather business support systems (BSS)
  • Data services: various "self–service" interfaces for customers, suppliers and/or employees

Sundry Debtors: person who owes money to the firm because of credit sales of goods Sundry Creditors: person to whom firm is supposed to pay the outstanding amount in future cash flow = cash ledger + bank ledger

incoming cash - inflow

  • capital
  • cash received from customer & debtors against sold of goods or services
  • other receivable

outgoing cash - outflow

  • purchase goods or production
  • all direct expenses
  • all indirect expenses

kind of cash flow

  • positive cash flow
  • negative cash flow
  • break even cash flow

investment direct - share indirect - mutual fund

inventory https://www.youtube.com/watch?v=ZXTUacR1YAc https://www.youtube.com/watch?v=ul8FaQUDyPg

StockGroup: type of item eg. shirt, jean, shorts StockItem: fk to stockgroup eg: lee jean, levis jean
- unit - tax information - opening balance

./manage.py dumpdata --natural-foreign --natural-primary --indent 4 > fixture/filename.json
./manage.py dumpdata <app_name>.<model_name> --natural-foreign --natural-primary --indent 4 > fixture/filename.json
./manage.py loaddata fixture/filename.json

# Graph

#To group all the application and output into PNG file
$ python manage.py graph_models -a -g -o imagefile_name.png
#Include only some applications
$ python manage.py graph_models app1 app2 -o app1_app2.png
#Include only some specific models
$ python manage.py graph_models -a -I Foo,Bar -o foo_bar.png
#OR exclude certain models 
$ python manage.py graph_models -a X Foo,Bar -o no_foo_bar.png

# Remove all migration file in one command
find . -path "*/migrations/*.py" -not -name "__init__.py" -delete   
find . -path "\*/migrations/\*.pyc"  -delete

# commands

pytest
pytest --pdb # UNIT TESTING WITH DEBUGGING

make html # documentation
make doctest # for test example in documentation 

# debugging to specific point in code
# add specific code
import pdb
pdb.set_trace
# and run
py.test --capture=no
  • https://qxf2.com/blog/debugging-in-python-using-pytest-set_trace/
  • doctest is documentation with example enabled

# Terms

  • Question and Answer
  • Goods and Service Tax (GST)
  • Statutory
  • Sale Invoice
  • Tax Invoice
  • Statement of Retained Earning(PL Appropriation Account)
  • CRM (Customer relationship management)
  • SMEs (Small and medium-sized enterprises)
  • Health Reimbursement Arrangement (HRA)
  • management information system (MIS)

# Learning

# Reference

  • tally
  • busy
  • https://github.com/smirnov-am/pyfinmod

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