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Environmental Science using Symbolic Math.

Project description

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This package contains helpers to deal with physical variables and units.

The documentation is available on https://essm.rtfd.io/.

The quick installation for impatient users can be done by running:

pip install essm

Changes

v1.0.0

released 2020-09-24

Bug Fixes

  • utils: Update code to work with isort5 (PR #89)

Features

  • global: Refactor code to work with sympy>=1.6 (PR #90)

v0.4.3

released 2020-06-18

Bug Fixes

  • utils: Include expr in variable definitions when writing to file (PR #87)

Features

  • documentation: Add use examples as Jupyter notebooks and integrate in documentation (PR #83)
  • utils: Enable writers of .py files for re-import of variable and equation definitions (PR #84)

v0.4.2

released 2020-04-28

Bug Fixes

  • utils: Improve markdown representation of units (PR #79)
  • variables: Fix generate_metadata_table for selected variables (PR #80)

v0.4.1

released 2019-11-20

Bug Fixes

  • equations: Improve dimensional testing of equations and substitution (PR #73)
  • equations: Add support for Integral and Piecewise in Equation PR (PR #76)

Features

  • utils: subs_eq() for simultaneous substitutions.(PR #75)

v0.3.0

released 2019-04-09

Bug Fixes

  • equations: improve substitutions with equations (79ac37d)

Features

  • utils: add definition to metadata table (3ceaa69)

v0.2.0

released 2019-04-04

  • global: adapt to Python 3 and Sympy >=1.3
  • global: removal of SageMath mentions
  • docs: fix latex representation of x_O2 as x_{O2}
  • equations: extend replace_variables
  • equations: make .subs() on equation return an equality
  • units: reverted missing dimension lookup
  • variables: behave as Symbols
  • variables: better markdown formatting of units
  • variables: changes base class to Symbol
  • variables: enableddictionaries with symbols in replace_variables
  • variables: fix derive_unit for dimensionless expression
  • variables: fix latex rendering
  • variables: generate_metadata_table with HTML
  • variables: include assumptions from cls attribute
  • variables: modify derive_unit to work with summations
  • variables: remove Dimension deprecation warnings
  • variables: remove internal SI and refer to sympy.physics.units.systems.si
  • variables: respect unit in variable with expr
  • variables: set dimension and scale factor using method
  • variables: support dimensionless variable expression
  • variables: support replacing variables by their default values

v0.1.0

released 2017-06-29
  • Initial public release.

Project details


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