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Version 10.4 Reference Manual
  • Home - Packages and Features
  • Testing for features of the environment at runtime
  • Join features
  • Enumeration of all defined features
  • Features for testing the presence of Python modules in the Sage library
  • Features for testing the presence of package systems sage_spkg, conda, pip, debian, fedora etc.
  • Features for testing the presence of bliss
  • Feature for testing the presence of csdp
  • Features for testing the presence of various databases
  • Feature for testing the presence of dvipng
  • Feature for testing the presence of ffmpeg
  • Features for testing the presence of 4ti2
  • Features for testing the presence of the SageMath interfaces to gap and of GAP packages
  • Features for testing the presence of graph generator programs benzene, buckygen, plantri
  • Features for testing the presence of graphviz
  • Feature for testing the presence of imagemagick
  • Features for testing whether interpreter interfaces to magma, maple, mathematica etc. are functional
  • Feature for testing if the Internet is available
  • Feature for testing the presence of kenzo
  • Features for testing the presence of latex and equivalent programs
  • Features for testing the presence of latte_int
  • Feature for testing the presence of lrslib
  • Features for testing the presence of mcqd
  • Feature for testing the presence of meataxe
  • Features for testing the presence of MixedIntegerLinearProgram backends
  • Feature for testing the presence of pynormaliz
  • Feature for testing the presence of pandoc
  • Feature for testing the presence of pdf2svg
  • Feature for testing the presence of jupymake, the Python interface to polymake
  • Features for testing the presence of rubiks
  • Features for testing the presence of tdlib
  • Details of external packages
    • 4ti2: Algebraic, geometric and combinatorial problems on linear spaces
    • _bootstrap: Represents system packages required for running the top-level bootstrap script
    • _develop: Represents system packages recommended for development
    • _prereq: Represents system packages required for installing SageMath from source
    • _recommended: Represents system packages recommended for additional functionality
    • _sagemath: Downstream package of Sage in distributions
    • admcycles: Computation in the tautological ring of the moduli space of curves
    • alabaster: Default theme for the Sphinx documentation system
    • anyio: High level compatibility layer for multiple asynchronous event loop implementations
    • appdirs: Small Python module for determining appropriate platform-specific dirs, e.g. a “user data dir”
    • appnope: Disable App Nap on macOS >= 10.9
    • argon2_cffi: The secure Argon2 password hashing algorithm
    • argon2_cffi_bindings: Low-level CFFI bindings for Argon2
    • arrow: Better dates & times for Python
    • asttokens: Annotate AST trees with source code positions
    • async_lru: Simple LRU cache for asyncio
    • attrs: Decorator for Python classes with attributes
    • auditwheel_or_delocate: Repair wheels on Linux or macOS
    • awali: Computation of/with finite state machines
    • babel: Internationalization utilities
    • barvinok: Projections of integer point sets of parametric polytopes
    • beautifulsoup4: Screen-scraping library
    • beniget: Extract semantic information about static Python code
    • benzene: Generate fusenes and benzenoids with a given number of faces
    • biopython: Tools for computational molecular biology
    • bleach: An HTML-sanitizing tool
    • bliss: Computing automorphism groups and canonical forms of graphs
    • boost_cropped: Portable C++ libraries (subset needed for Sage)
    • brial: Boolean Ring Algebra implementation using binary decision diagrams
    • buckygen: Efficient generation of nonisomorphic fullerenes
    • bzip2: High-quality data compressor
    • cachetools: Extensible memoizing collections and decorators
    • calver: Setuptools extension for CalVer package versions
    • cbc: COIN-OR branch and cut solver for mixed-integer programs
    • ccache: A compiler cache
    • cddlib: Double description method for polyhedral representation conversion
    • certifi: Python package for providing Mozilla’s CA Bundle
    • cffi: Foreign Function Interface for Python calling C code
    • chardet: Universal encoding detector for Python 3
    • charset_normalizer: The Real First Universal Charset Detector. Open, modern and actively maintained alternative to Chardet.
    • clarabel: Clarabel Conic Interior Point Solver for Rust / Python
    • cliquer: Routines for clique searching
    • cmake: A cross-platform build system generator
    • cocoalib: Computations in commutative algebra
    • colorama: Cross-platform colored terminal text
    • combinatorial_designs: Data from the Handbook of Combinatorial Designs
    • comm: Jupyter Python Comm implementation, for usage in ipykernel, xeus-python etc.
    • configure: Files of the Sage distribution that are autogenerated in the bootstrapping phase
    • contourpy: Python library for calculating contours of 2D quadrilateral grids
    • conway_polynomials: Python interface to Frank Lübeck’s Conway polynomial database
    • coxeter3: Library for Coxeter groups, Bruhat ordering, Kazhdan-Lusztig polynomials
    • cppy: C++ headers for C extension development
    • csdp: Solver for semidefinite programs
    • cunningham_tables: List of the prime numbers occuring in the Cunningham table
    • curl: Multiprotocol data transfer library and utility
    • cvxopt: Python software for convex optimization
    • cvxpy: Domain-specific language for modeling convex optimization problems in Python
    • cycler: Composable cycles
    • cylp: Python interface for CLP, CBC, and CGL
    • cypari2: Python interface to the number theory library libpari
    • cysignals: Interrupt and signal handling for Cython
    • cython: C-Extensions for Python, an optimizing static compiler
    • d3js: JavaScript library for manipulating documents based on data
    • database_cremona_ellcurve: Database of elliptic curves
    • database_cubic_hecke: Ivan Marin’s representations of the cubic Hecke algebra
    • database_jones_numfield: Table of number fields
    • database_knotinfo: Content of the KnotInfo and LinkInfo databases as lists of dictionaries
    • database_kohel: Database of modular and Hilbert polynomials
    • database_mutation_class: Database of exceptional mutation classes of quivers
    • database_odlyzko_zeta: Table of zeros of the Riemann zeta function
    • database_stein_watkins: Database of elliptic curves (full version)
    • database_stein_watkins_mini: Database of elliptic curves (small version)
    • database_symbolic_data: Database from the SymbolicData project
    • dateutil: Extensions to the standard Python module datetime
    • debugpy: Implementation of the Debug Adapter Protocol for Python
    • decorator: Python library providing decorators
    • deformation: Count points on hypersurfaces using the deformation method
    • defusedxml: Addresses vulnerabilities of XML parsers and XML libraries
    • distlib: Distribution utilities
    • docutils: Processing plaintext documentation into useful formats, such as HTML or LaTeX
    • dot2tex: Create PGF/TikZ commands from Graphviz output
    • dsdp: Semidefinite programming solver
    • e_antic: Real embedded number fields
    • ecl: An implementation of the Common Lisp language
    • eclib: Enumerating and computing with elliptic curves defined over the rational numbers
    • ecm: Elliptic curve method for integer factorization
    • ecos_python: Embedded Cone Solver (Python wrapper)
    • editables: Editable installations
    • elliptic_curves: Databases of elliptic curves
    • entrypoints: Discover and load entry points from installed Python packages
    • exceptiongroup: Backport of PEP 654 (exception groups)
    • executing: Get the currently executing AST node of a frame, and other information
    • fastjsonschema: Fastest Python implementation of JSON schema
    • fflas_ffpack: Dense linear algebra over word-size finite fields
    • ffmpeg: ffmpeg video converter
    • filelock: Platform independent file lock
    • flint: Fast Library for Number Theory
    • flit_core: Distribution-building parts of Flit. See flit package for more information
    • fonttools: Tools to manipulate font files
    • fplll: Lattice algorithms, including LLL with floating-point orthogonalization
    • fpylll: Python interface for FPLLL
    • fqdn: Validates fully-qualified domain names against RFC 1123, so that they are acceptable to modern bowsers
    • free_fonts: a free family of scalable outline fonts
    • freetype: A free, high-quality, and portable font engine
    • fricas: A general purpose computer algebra system
    • frobby: Computations on monomial ideals
    • furo: A clean customizable Sphinx documentation theme
    • gap: Groups, Algorithms, Programming - a system for computational discrete algebra
    • gap3: A minimal distribution of GAP 3 containing packages that have no equivalent in GAP 4
    • gap_jupyter: Jupyter kernel for GAP
    • gap_packages: A collection of GAP packages
    • gast: Python AST that abstracts the underlying Python version
    • gc: The Boehm-Demers-Weiser conservative garbage collector
    • gcc: The GNU Compiler Collection or other suitable C and C++ compilers
    • gdb: The GNU Project debugger
    • gengetopt: getopt_long parser generator
    • gf2x: Fast arithmetic in GF(2)[x] and searching for irreducible/primitive trinomials
    • gfan: Groebner fans and tropical varieties
    • gfortran: Fortran compiler from the GNU Compiler Collection
    • giac: A general purpose computer algebra system
    • git: Version control system
    • github_cli: Command-line interface for GitHub
    • gitpython: GitPython is a python library used to interact with Git repositories
    • givaro: C++ library for arithmetic and algebraic computations
    • glpk: GNU Linear Programming Kit
    • glucose: A SAT solver
    • gmp: Library for arbitrary precision arithmetic
    • gmpy2: Python interface to GMP/MPIR, MPFR, and MPC
    • gnulib: Modules imported from Gnulib
    • gnumake_tokenpool: Jobclient and jobserver for the GNU make tokenpool protocol
    • gp2c: A compiler for translating GP routines to C
    • graphs: A database of combinatorial graphs
    • graphviz: Graph visualization software
    • gsl: The GNU Scientific Library
    • h11: A pure-Python, bring-your-own-I/O implementation of HTTP/1.1
    • hatchling: Modern, extensible Python build backend
    • httpcore: Minimal low-level HTTP client
    • httpx: The next generation HTTP client.
    • hypothesis: A library for property-based testing
    • iconv: Library for language/country-dependent character encodings
    • idna: Internationalized Domain Names in Applications (IDNA)
    • igraph: A library for creating and manipulating graphs
    • imagemagick: A collection of tools and libraries for many image file formats
    • imagesize: Getting image size from png/jpeg/jpeg2000/gif file
    • iml: Integer Matrix Library
    • importlib_metadata: Library to access the metadata for a Python package
    • importlib_resources: Read resources from Python packages
    • info: stand-alone Info documentation reader
    • ipykernel: IPython Kernel for Jupyter
    • ipympl: Matplotlib Jupyter Extension
    • ipython: Interactive computing environment with an enhanced interactive Python shell
    • ipython_genutils: Vestigial utilities from IPython
    • ipywidgets: Interactive HTML widgets for Jupyter notebooks and the IPython kernel
    • isl: Sets and relations of integer points bounded by affine constraints
    • isoduration: Operations with ISO 8601 durations
    • jedi: Static analysis tool providing IDE support for Python
    • jinja2: General purpose template engine for Python
    • jmol: Java viewer for chemical structures in 3D
    • json5: Python implementation of the JSON5 data format
    • jsonpointer: Identify specific nodes in a JSON document (RFC 6901)
    • jsonschema: Python implementation of JSON Schema
    • jsonschema_specifications: The JSON Schema meta-schemas and vocabularies, exposed as a Registry
    • jupymake: A Python wrapper for the polymake shell
    • jupyter_client: Jupyter protocol implementation and client libraries
    • jupyter_core: Jupyter core package
    • jupyter_events: Jupyter Event System library
    • jupyter_jsmol: JSmol viewer widget for Jupyter
    • jupyter_lsp: Multi-Language Server WebSocket proxy for Jupyter Notebook/Lab server
    • jupyter_server: The backend (core services, APIs, REST endpoints) to Jupyter web applications
    • jupyter_server_terminals: A Jupyter Server Extension Providing Terminals
    • jupyter_sphinx: Jupyter Sphinx Extension
    • jupyterlab: JupyterLab computational environment
    • jupyterlab_mathjax2: A MathJax Typesetting provider for JupyterLab 4 and above
    • jupyterlab_pygments: Pygments theme using JupyterLab CSS variables
    • jupyterlab_server: Set of server components for JupyterLab and JupyterLab like applications
    • jupyterlab_widgets: Jupyter interactive widgets for JupyterLab
    • kenzo: Construct topological spaces and compute homology groups
    • kissat: SAT solver
    • kiwisolver: Fast implementation of the Cassowary constraint solver
    • latte_int: Count lattice points, compute volumes, and integrate over convex polytopes
    • lcalc: L-function calculator
    • libatomic_ops: Access hardware-provided atomic memory update operations
    • libbraiding: Computing with braids
    • libffi: A portable foreign-function interface library
    • libgd: Dynamic graphics generation tool
    • libgraphviz: Graph visualization software (callable library)
    • libhomfly: Compute the homfly polynomial of knots and links
    • libjpeg: JPEG image support
    • liblzma: General-purpose data compression software
    • libnauty: Find automorphism groups of graphs, generate non-isomorphic graphs (callable library)
    • libogg: Library for the Ogg multimedia container format
    • libpng: Bitmap image support
    • libsemigroups: Library for semigroups and monoids
    • libtheora: Library for the Theora video codec
    • libxml2: XML parser and toolkit
    • lidia: A library for computational number theory
    • lie: Library for the representation theory of complex semisimple Lie groups and algebras
    • linbox: Linear algebra with dense, sparse, structured matrices over the integers and finite fields
    • llvm: The LLVM Compiler Infrastructure, including the Clang C/C++/Objective-C compiler
    • lrcalc: Littlewood-Richardson calculator
    • lrcalc_python: Littlewood-Richardson calculator
    • lrslib: Reverse search algorithm for vertex enumeration and convex hull problems
    • m4ri: fast arithmetic with dense matrices over GF(2)
    • m4rie: Arithmetic with dense matrices over GF(2^e)
    • markupsafe: Safely add untrusted strings to HTML/XML markup
    • mathics: General-purpose computer algebra system
    • mathics_scanner: Character Tables and Tokenizer for Mathics and the Wolfram Language
    • mathjax: A JavaScript library for displaying mathematical formulas
    • matplotlib: Python 2D plotting library
    • matplotlib_inline: Inline Matplotlib backend for Jupyter
    • matroid_database: Python interface to matroid database
    • maxima: System for manipulating symbolic and numerical expressions
    • mcqd: An exact algorithm for finding a maximum clique in an undirected graph
    • meataxe: Library for computing with modular representations
    • memory_allocator: An extension class to allocate memory easily with Cython
    • meson: A high performance build system
    • meson_python: Meson Python build backend (PEP 517)
    • mistune: Sane and fast Markdown parser with useful plugins and renderers
    • modular_decomposition: A modular decomposition algorithm
    • modular_resolution: Modular cohomology rings of finite groups
    • mpc: Arithmetic of complex numbers with arbitrarily high precision and correct rounding
    • mpfi: Multiple precision interval arithmetic library based on MPFR
    • mpfr: Multiple-precision floating-point computations with correct rounding
    • mpfrcx: Arithmetic of univariate polynomials over arbitrary precision real or complex numbers
    • mpmath: Pure Python library for multiprecision floating-point arithmetic
    • msolve: Multivariate polynomial system solver
    • nauty: Find automorphism groups of graphs, generate non-isomorphic graphs
    • nbclient: Client library for executing notebooks. Formerly nbconvert’s ExecutePreprocessor
    • nbconvert: Converting Jupyter Notebooks
    • nbformat: The Jupyter Notebook format
    • ncurses: Classic terminal output library
    • nest_asyncio: Patch asyncio to allow nested event loops
    • networkx: Python package for complex networks
    • nibabel: Access a multitude of neuroimaging data formats
    • ninja_build: A build system with a focus on speed
    • normaliz: Computations in affine monoids, vector configurations, lattice polytopes, and rational cones
    • notebook: Jupyter notebook, a web-based notebook environment for interactive computing
    • notebook_shim: A shim layer for notebook traits and config
    • notedown: Create IPython notebooks from markdown
    • ntl: A library for doing number theory
    • numpy: Package for scientific computing with Python
    • onetbb: oneAPI Threading Building Blocks
    • openblas: An optimized implementation of BLAS (Basic Linear Algebra Subprograms)
    • openssl: Implementation of the SSL and TLS protocols
    • ore_algebra: Ore algebra
    • osqp_python: The Operator Splitting QP Solver (Python wrapper)
    • overrides: Decorator to automatically detect mismatch when overriding a method
    • p_group_cohomology: Modular cohomology rings of finite groups
    • packaging: Core utilities for Python packages
    • palettable: Color palettes for Python
    • palp: A package for Analyzing Lattice Polytopes
    • pandoc: A document converter
    • pandoc_attributes: A parser and generator for pandoc block attributes
    • pandocfilters: A Python module for writing pandoc filters
    • papilo: Parallel presolve for integer and linear optimization
    • pari: Computer algebra system for fast computations in number theory
    • pari_elldata: PARI data package for elliptic curves
    • pari_galdata: PARI data package needed to compute Galois groups in degrees 8 through 11
    • pari_galpol: PARI data package for polynomials defining Galois extensions of the rationals
    • pari_jupyter: Jupyter kernel for PARI/GP
    • pari_nftables: PARI data package for number fields
    • pari_seadata: PARI data package needed by ellap for large primes (full version)
    • pari_seadata_small: PARI data package needed by ellap for large primes (small version)
    • parso: Python Parser
    • patch: Applies diffs and patches to files
    • patchelf: A small utility to modify the dynamic linker and RPATH of ELF executables
    • pathspec: Utility library for gitignore style pattern matching of file paths
    • pdf2svg: PDF to SVG convertor
    • perl_cpan_polymake_prereq: Represents all Perl packages that are prerequisites for polymake
    • perl_mongodb: A prerequisite for polymake’s PolyDB feature
    • perl_term_readline_gnu: Perl extension for the GNU Readline/History libraries
    • pexpect: Python module for controlling and automating other programs
    • phitigra: Graph editor for SageMath/Jupyter
    • pickleshare: A ‘shelve’ like datastore with concurrency support
    • pillow: Python Imaging Library
    • pint: Physical quantities module
    • pip: Tool for installing and managing Python packages
    • pkgconf: An implementation of the pkg-config spec
    • pkgconfig: Python interface to pkg-config
    • planarity: Planarity-related graph algorithms
    • plantri: Generate non-isomorphic sphere-embdedded graphs
    • platformdirs: Small Python package for determining appropriate platform-specific dirs, e.g. a “user data dir”
    • pluggy: Plugin and hook calling mechanisms for python
    • ply: Python Lex & Yacc
    • polylib: Operations on unions of polyhedra
    • polymake: Computations with polyhedra, fans, simplicial complexes, matroids, graphs, tropical hypersurfaces
    • polytopes_db: Databases of 2- and 3-dimensional reflexive polytopes
    • polytopes_db_4d: Database of 4-dimensional reflexive polytopes
    • ppl: Parma Polyhedra Library
    • pplpy: Python interface to the Parma Polyhedra Library
    • pplpy_doc: Python interface to the Parma Polyhedra Library (documentation)
    • primecount: Algorithms for counting primes
    • primecountpy: Cython interface for C++ primecount library
    • primesieve: CLI program and C/C++ library for generating primes
    • prometheus_client: Python client for the systems monitoring and alerting toolkit Prometheus
    • prompt_toolkit: Interactive command lines for Python
    • psutil: Cross-platform lib for process and system monitoring in Python.
    • ptyprocess: Python interaction with subprocesses in a pseudoterminal
    • pure_eval: Safely evaluate AST nodes without side effects
    • py: Library with cross-python path, ini-parsing, io, code, log facilities
    • pybind11: Create Python bindings to C++ code
    • pybtex: A BibTeX-compatible bibliography processor in Python
    • pycosat: SAT solver picosat with Python bindings
    • pycparser: Parser of the C language in Python
    • pycryptosat: Python module of cryptominisat
    • pygments: Generic syntax highlighter
    • pygraphviz: Python interface to Graphviz
    • pynormaliz: Python bindings for the normaliz library
    • pyparsing: A Python parsing module
    • pyppeteer: Headless chrome/chromium automation library
    • pyproject_api: API to interact with the python pyproject.toml based projects
    • pyproject_hooks: Wrappers to call pyproject.toml-based build backend hooks.
    • pyproject_metadata: PEP 621 metadata parsing
    • pyrsistent: Persistent data structures in Python
    • pyscipopt: Python interface and modeling environment for SCIP
    • pysingular: A basic Python interface to Singular
    • pytest: Simple powerful testing with Python
    • pytest_mock: Thin-wrapper around the mock package for easier use with pytest
    • pytest_xdist: pytest xdist plugin for distributed testing and loop-on-failing modes
    • python3: The Python programming language
    • python_build: A simple, correct PEP517 package builder
    • python_flint: Bindings for FLINT and Arb
    • python_igraph: Python bindings for igraph
    • python_json_logger: Python library adding a json log formatter
    • pythran: Ahead of Time compiler for numeric kernels
    • pytz: Timezone definitions for Python
    • pytz_deprecation_shim: Shims to make deprecation of pytz easier
    • pyx: Generate PostScript, PDF, and SVG files in Python
    • pyyaml: YAML parser and emitter for Python
    • pyzmq: Python bindings for the zeromq networking library
    • qdldl_python: QDLDL, a free LDL factorization routine (Python wrapper)
    • qepcad: Quantifier elimination by partial cylindrical algebraic decomposition
    • qhull: Compute convex hulls, Delaunay triangulations, Voronoi diagrams
    • r: A free software environment for statistical computing and graphics
    • r_jupyter: Jupyter kernel for R
    • readline: Command line editing library
    • referencing: JSON Referencing + Python
    • requests: An HTTP library for Python
    • rfc3339_validator: A pure python RFC3339 validator
    • rfc3986_validator: Pure python rfc3986 validator
    • rpy2: Python interface to R
    • rst2ipynb: Convert reStructuredText files to Jupyter notebooks
    • rubiks: Programs for Rubik’s cube
    • rw: Compute rank-width and rank-decompositions
    • saclib: Computations with real algebraic numbers
    • sage_conf: Configuration module for the SageMath library (distributable version)
    • sage_docbuild: Build system of the Sage documentation
    • sage_flatsurf: Flat surfaces in SageMath
    • sage_numerical_backends_coin: COIN-OR backend for Sage MixedIntegerLinearProgram
    • sage_numerical_backends_cplex: Cplex backend for Sage MixedIntegerLinearProgram
    • sage_numerical_backends_gurobi: Gurobi backend for Sage MixedIntegerLinearProgram
    • sage-setup: Build system of the SageMath library
    • sage_sws2rst: Translate legacy Sage worksheet files (.sws) to reStructuredText (.rst) files
    • sagemath_bliss: Graph (iso/auto)morphisms with bliss
    • sagemath_categories: Sage categories and basic rings
    • sagemath_coxeter3: Coxeter groups, Bruhat ordering, Kazhdan-Lusztig polynomials with coxeter3
    • sagemath_doc_html: SageMath documentation in HTML format
    • sagemath_doc_pdf: SageMath documentation in PDF format
    • sagemath_environment: System and software environment
    • sagemath_mcqd: Finding maximum cliques with mcqd
    • sagemath_meataxe: Matrices over small finite fields with meataxe
    • sagemath_objects: Sage objects, elements, parents, categories, coercion, metaclasses
    • sagemath_repl: IPython kernel, Sage preparser, doctester
    • sagemath_sirocco: Certified root continuation with sirocco
    • sagemath_tdlib: Tree decompositions with tdlib
    • sagenb_export: Convert legacy SageNB notebooks to Jupyter notebooks and other formats
    • sagetex: Embed code, results of computations, and plots from Sage into LaTeX documents
    • sbcl: a lisp compiler and runtime system
    • scip: Mixed integer programming solver
    • scip_sdp: Mixed integer semidefinite programming plugin for SCIP
    • scipy: Scientific tools for Python
    • scs: Splitting conic solver
    • send2trash: Send file to trash natively under Mac OS X, Windows and Linux
    • setuptools: Build system for Python packages
    • setuptools_scm: Python build system extension to obtain package version from version control
    • singular: Computer algebra system for polynomial computations, algebraic geometry, singularity theory
    • singular_jupyter: Jupyter kernel for Singular
    • sirocco: Compute topologically certified root continuation of bivariate polynomials
    • six: Python 2 and 3 compatibility utilities
    • slabbe: Sébastien Labbé’s Research code
    • snappy: Topology and geometry of 3-manifolds, with a focus on hyperbolic structures
    • sniffio: Sniff out which async library your code is running under
    • snowballstemmer: Stemmer algorithms for natural language processing in Python
    • soplex: Linear optimization solver using the revised simplex method
    • soupsieve: Modern CSS selector implementation for Beautiful Soup
    • sphinx: Python documentation generator
    • sphinx_basic_ng: Modern skeleton for Sphinx themes
    • sphinx_copybutton: Add a copy button to each of your code cells
    • sphinx_inline_tabs: Add inline tabbed content to your Sphinx documentation
    • sphinxcontrib_applehelp: Sphinx extension which outputs Apple help book
    • sphinxcontrib_devhelp: Sphinx extension which outputs Devhelp documents
    • sphinxcontrib_htmlhelp: Sphinx extension which outputs HTML help book
    • sphinxcontrib_jsmath: Sphinx extension which renders display math in HTML via JavaScript
    • sphinxcontrib_qthelp: Sphinx extension which outputs QtHelp documents
    • sphinxcontrib_serializinghtml: Sphinx extension which outputs serialized HTML files
    • sphinxcontrib_websupport: Sphinx API for Web apps
    • sqlalchemy: A database abstraction library
    • sqlite: An SQL database engine
    • stack_data: Extract data from python stack frames and tracebacks for informative displays
    • suitesparse: A suite of sparse matrix software
    • surf: Visualization of algebraic curves, algebraic surfaces and hyperplane sections of surfaces
    • surface_dynamics: dynamics on surfaces (measured foliations, interval exchange transformation, Teichmüller flow, etc)
    • symengine: A C++ symbolic manipulation library
    • symengine_py: Python wrappers for SymEngine
    • symmetrica: Library for representation theory
    • sympow: Computes special values of symmetric power elliptic curve L-functions
    • sympy: Python library for symbolic mathematics
    • tachyon: A ray tracing system
    • tdlib: Algorithms for computing tree decompositions of graphs
    • terminado: Tornado websocket backend for the term.js Javascript terminal emulator library
    • texlive: A comprehensive TeX system
    • texlive_luatex: LuaTeX packages
    • texttable: Python module for creating simple ASCII tables
    • threejs: JavaScript library to display 3D graphics in the browser
    • tides: Integration of ODEs
    • tinycss2: A tiny CSS parser
    • tomli: A lil’ TOML parser
    • topcom: Compute triangulations of point configurations and oriented matroids
    • tornado: Python web framework and asynchronous networking library
    • tox: tox is a generic virtualenv management and test command line tool
    • traitlets: Traitlets Python configuration system
    • trove_classifiers: Canonical source for classifiers on PyPI (pypi.org)
    • types_python_dateutil: Typing stubs for python-dateutil
    • typing_extensions: Backported and Experimental Type Hints for Python 3.8+
    • tzdata: Provider of IANA time zone data
    • tzlocal: Python timezone information for the local timezone
    • uri_template: RFC 6570 URI Template Processor
    • urllib3: HTTP library with thread-safe connection pooling, file post, and more
    • valgrind: Memory error detector, call graph generator, runtime profiler
    • virtualenv: Virtual Python Environment builder
    • wcwidth: Measures the displayed width of unicode strings in a terminal
    • webcolors: Library for working with the color formats defined by HTML and CSS
    • webencodings: Character encoding aliases for legacy web content
    • websocket_client: WebSocket client for Python with low level API options
    • wheel: A built-package format for Python
    • widgetsnbextension: Jupyter interactive widgets for Jupyter Notebook
    • xindy: a general-purpose index processor
    • xz: General-purpose data compression software
    • zeromq: A modern networking library
    • zipp: A pathlib-compatible zipfile object wrapper
    • zlib: Data compression library
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isoduration: Operations with ISO 8601 durations#

Description#

Operations with ISO 8601 durations

License#

Upstream Contact#

https://pypi.org/project/isoduration/

Type#

standard

Dependencies#

  • $(PYTHON)

  • $(PYTHON_TOOLCHAIN)

  • arrow: Better dates & times for Python

Version Information#

package-version.txt:

20.11.0

version_requirements.txt:

isoduration

Equivalent System Packages#

(none known)

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  • isoduration: Operations with ISO 8601 durations
    • Description
    • License
    • Upstream Contact
    • Type
    • Dependencies
    • Version Information
    • Equivalent System Packages