libqif

Install

pip install qif

Needs haswell or later CPU (AVX2)
python versions supported: 3.11 to 3.15
MacOS: 15 or later (x86_64 and arm64)

A sample program

from qif import *

def compute_bayes(C):
	pi = probab.uniform(C.shape[0])

	print("Channel:\n", C)
	print("Prior:\n", pi)

	print("Bayes vulnerability", measure.bayes_vuln.posterior(pi, C))
	print("Bayes mult-capacity", measure.bayes_vuln.mult_capacity(C))

compute_bayes(channel.randu(5))

# same, but using rational arithmetic
set_default_type(rat)

C = numpy.array([
	[rat(1,2), rat(1,4), rat(1,4)],
	[rat(1,6), rat(3,6), rat(2,6)],
	[rat(1,2), rat(1,2), rat(0)],
])
compute_bayes(C)

Documentation

The documentation is available at libqif.chatzi.org.

Use libqif with C++

See the installation instructions.

Metadata

Release files for qif 1.5.0

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Built distributions (wheels)

Table of built distributions (wheels) for qif 1.5.0
File	Interpreter	ABI	Platform	Reset
qif-1.5.0-cp315-cp315-win_amd64.whl 36.7 MB Oct 22, 2026 Without provenance	CPython 3.15	CPython 3.15	Windows x86-64	Details
qif-1.5.0-cp315-cp315-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl 40.4 MB Oct 22, 2026 Without provenance	CPython 3.15	CPython 3.15	Linux glibc 2.28+ x86-64, Linux glibc 2.27+ x86-64	Details
qif-1.5.0-cp315-cp315-macosx_15_0_x86_64.whl 23.1 MB Oct 22, 2026 Without provenance	CPython 3.15	CPython 3.15	macOS 15.0+ x86-64	Details
qif-1.5.0-cp315-cp315-macosx_15_0_arm64.whl 20.5 MB Oct 22, 2026 Without provenance	CPython 3.15	CPython 3.15	macOS 15.0+ ARM64	Details
qif-1.5.0-cp314-cp314-win_amd64.whl 36.7 MB Oct 22, 2026 Without provenance	CPython 3.14	CPython 3.14	Windows x86-64	Details
qif-1.5.0-cp314-cp314-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl 40.4 MB Oct 22, 2026 Without provenance	CPython 3.14	CPython 3.14	Linux glibc 2.27+ x86-64, Linux glibc 2.28+ x86-64	Details
qif-1.5.0-cp314-cp314-macosx_15_0_x86_64.whl 23.1 MB Oct 22, 2026 Without provenance	CPython 3.14	CPython 3.14	macOS 15.0+ x86-64	Details
qif-1.5.0-cp314-cp314-macosx_15_0_arm64.whl 20.5 MB Oct 22, 2026 Without provenance	CPython 3.14	CPython 3.14	macOS 15.0+ ARM64	Details
qif-1.5.0-cp313-cp313-win_amd64.whl 35.8 MB Oct 22, 2026 Without provenance	CPython 3.13	CPython 3.13	Windows x86-64	Details
qif-1.5.0-cp313-cp313-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl 40.4 MB Oct 22, 2026 Without provenance	CPython 3.13	CPython 3.13	Linux glibc 2.27+ x86-64, Linux glibc 2.28+ x86-64	Details
qif-1.5.0-cp313-cp313-macosx_15_0_x86_64.whl 23.1 MB Oct 22, 2026 Without provenance	CPython 3.13	CPython 3.13	macOS 15.0+ x86-64	Details
qif-1.5.0-cp313-cp313-macosx_15_0_arm64.whl 20.5 MB Oct 22, 2026 Without provenance	CPython 3.13	CPython 3.13	macOS 15.0+ ARM64	Details
qif-1.5.0-cp312-cp312-win_amd64.whl 35.8 MB Oct 22, 2026 Without provenance	CPython 3.12	CPython 3.12	Windows x86-64	Details
qif-1.5.0-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl 40.4 MB Oct 22, 2026 Without provenance	CPython 3.12	CPython 3.12	Linux glibc 2.28+ x86-64, Linux glibc 2.27+ x86-64	Details
qif-1.5.0-cp312-cp312-macosx_15_0_x86_64.whl 23.1 MB Oct 22, 2026 Without provenance	CPython 3.12	CPython 3.12	macOS 15.0+ x86-64	Details
qif-1.5.0-cp312-cp312-macosx_15_0_arm64.whl 20.5 MB Oct 22, 2026 Without provenance	CPython 3.12	CPython 3.12	macOS 15.0+ ARM64	Details
qif-1.5.0-cp311-cp311-win_amd64.whl 35.8 MB Oct 22, 2026 Without provenance	CPython 3.11	CPython 3.11	Windows x86-64	Details
qif-1.5.0-cp311-cp311-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl 40.4 MB Oct 22, 2026 Without provenance	CPython 3.11	CPython 3.11	Linux glibc 2.28+ x86-64, Linux glibc 2.27+ x86-64	Details
qif-1.5.0-cp311-cp311-macosx_15_0_x86_64.whl 23.1 MB Oct 22, 2026 Without provenance	CPython 3.11	CPython 3.11	macOS 15.0+ x86-64	Details
qif-1.5.0-cp311-cp311-macosx_15_0_arm64.whl 20.5 MB Oct 22, 2026 Without provenance	CPython 3.11	CPython 3.11	macOS 15.0+ ARM64	Details

Total release size: 601.1 MB

Release files / qif-1.5.0-cp315-cp315-win_amd64.whl

Download URL	qif-1.5.0-cp315-cp315-win_amd64.whl
Size	36.7 MB
Tags	CPython 3.15 Windows x86-64
SHA-256 checksum How to use checksums	`0cdc5227ee3618ed49b5e87966305d48aeab83ca81f0ab2bae7ac1795518f446`
BLAKE2b-256 checksum How to use checksums	`ef63cbf66cf73883ab6b70c8a524c23de8702d617d118bf15eee728a2b747bc9`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp315-cp315-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl

Download URL	qif-1.5.0-cp315-cp315-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl
Size	40.4 MB
Tags	CPython 3.15 Linux glibc 2.27+ x86-64 Linux glibc 2.28+ x86-64
SHA-256 checksum How to use checksums	`2c88653b4e8db48be7d98499eadccd5c8a589a4c5b5a2d104b5dbbc342c7a1c7`
BLAKE2b-256 checksum How to use checksums	`8595fa35892ab186c67a3ec1aa80caf3d4c23977d1fdcc3338d8e7d8de9ab5ae`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp315-cp315-macosx_15_0_x86_64.whl

Download URL	qif-1.5.0-cp315-cp315-macosx_15_0_x86_64.whl
Size	23.1 MB
Tags	CPython 3.15 macOS 15.0+ x86-64
SHA-256 checksum How to use checksums	`e939d99cc1e746b94804e39262d6cfa66151dcd9a3d3eddab6f3bc0613d25ab5`
BLAKE2b-256 checksum How to use checksums	`3bf7a5ae2ad8ce2b323d64933a6482f45f9936d420414769810445dc7cf89eed`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp315-cp315-macosx_15_0_arm64.whl

Download URL	qif-1.5.0-cp315-cp315-macosx_15_0_arm64.whl
Size	20.5 MB
Tags	CPython 3.15 macOS 15.0+ ARM64
SHA-256 checksum How to use checksums	`928221f5342a04950f0f9506f3af499e83fbb1d7038801411a686ac78f3356ef`
BLAKE2b-256 checksum How to use checksums	`797c2b3f146fba36b7a0bd08bf82264e29d6c70b6aae7c132ca128ca67830809`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp314-cp314-win_amd64.whl

Download URL	qif-1.5.0-cp314-cp314-win_amd64.whl
Size	36.7 MB
Tags	CPython 3.14 Windows x86-64
SHA-256 checksum How to use checksums	`77b886ec23b2947727a8dc193420b84a882a573738e0615cd323f9c88de9f3aa`
BLAKE2b-256 checksum How to use checksums	`9f6d205c8d952d4c8bb80212ee6b12f81da1a46768380e0c6122a4b411433a6a`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp314-cp314-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl

Download URL	qif-1.5.0-cp314-cp314-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl
Size	40.4 MB
Tags	CPython 3.14 Linux glibc 2.27+ x86-64 Linux glibc 2.28+ x86-64
SHA-256 checksum How to use checksums	`420790dae3c05882893813563681c317d28f486aed79046bfed78ba5c69364e3`
BLAKE2b-256 checksum How to use checksums	`86eb5d69cb68dbcbae27ffa00f7f91f5eb5656ab5a2aa1575b131921021b6195`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp314-cp314-macosx_15_0_x86_64.whl

Download URL	qif-1.5.0-cp314-cp314-macosx_15_0_x86_64.whl
Size	23.1 MB
Tags	CPython 3.14 macOS 15.0+ x86-64
SHA-256 checksum How to use checksums	`4d84d4cfb790a23a03efc10f2436da2aef42fd73ed8d713adae0a1fde53f37d3`
BLAKE2b-256 checksum How to use checksums	`80cd18d36189ddc6b238d1459b8efa141bc58bd9d68c414609fe3d1b542462f3`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp314-cp314-macosx_15_0_arm64.whl

Download URL	qif-1.5.0-cp314-cp314-macosx_15_0_arm64.whl
Size	20.5 MB
Tags	CPython 3.14 macOS 15.0+ ARM64
SHA-256 checksum How to use checksums	`eba5eab886915d16ca46f5d2bc5dad0bfb82846f21d3adf2d21866c67baa28bd`
BLAKE2b-256 checksum How to use checksums	`5f2f9a719f2021da35a1a7fa1851c89e3d0cd5197ca2903a7c263d8c552fa5c6`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp313-cp313-win_amd64.whl

Download URL	qif-1.5.0-cp313-cp313-win_amd64.whl
Size	35.8 MB
Tags	CPython 3.13 Windows x86-64
SHA-256 checksum How to use checksums	`f54030d3d237dd4544505031fc8161ce61fa25f23466085f129e07a686876766`
BLAKE2b-256 checksum How to use checksums	`9fc3f93e69c91b0c6d77e6d27b1263d37949338f16f1c0b2c85d9ad24223a043`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp313-cp313-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl

Download URL	qif-1.5.0-cp313-cp313-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl
Size	40.4 MB
Tags	CPython 3.13 Linux glibc 2.27+ x86-64 Linux glibc 2.28+ x86-64
SHA-256 checksum How to use checksums	`b1a03255bbc2edbe88a919a6b01ac5c0a95bee217d177b96333d394904430e54`
BLAKE2b-256 checksum How to use checksums	`26ae9ad70bae7c88fedf5a535abb2a0b2f0382959719bcdabb73a375ec03b849`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp313-cp313-macosx_15_0_x86_64.whl

Download URL	qif-1.5.0-cp313-cp313-macosx_15_0_x86_64.whl
Size	23.1 MB
Tags	CPython 3.13 macOS 15.0+ x86-64
SHA-256 checksum How to use checksums	`b28f91709f519873562fbc8fe03521d8a719fee8fcf8354f182bcfe518b6b52d`
BLAKE2b-256 checksum How to use checksums	`f9bdfff2a9a964fc94f2009440558bf7ae39a9c81a2b17fd6d2b3336c77a211b`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp313-cp313-macosx_15_0_arm64.whl

Download URL	qif-1.5.0-cp313-cp313-macosx_15_0_arm64.whl
Size	20.5 MB
Tags	CPython 3.13 macOS 15.0+ ARM64
SHA-256 checksum How to use checksums	`3453e721964c1b3773ea028f1c1c2ffddada7d30322bc24fee54972c82878ffb`
BLAKE2b-256 checksum How to use checksums	`673b06de583947e297454edffa8472bfbd9d3b2ba671fa72b9e2212582c0765e`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp312-cp312-win_amd64.whl

Download URL	qif-1.5.0-cp312-cp312-win_amd64.whl
Size	35.8 MB
Tags	CPython 3.12 Windows x86-64
SHA-256 checksum How to use checksums	`9aba93cf06353745080ef8467d7403769670a2ca7d0c037b114ce266666355be`
BLAKE2b-256 checksum How to use checksums	`8d26b90da5024897f0820ff0b66058ac75db9bb60a81f97fa11802f9d367097b`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl

Download URL	qif-1.5.0-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl
Size	40.4 MB
Tags	CPython 3.12 Linux glibc 2.27+ x86-64 Linux glibc 2.28+ x86-64
SHA-256 checksum How to use checksums	`69b33e89451317acd0b5f479eaec62a72fa5a5767a268439b7e2e50ab6793bdf`
BLAKE2b-256 checksum How to use checksums	`57d2003e1b232456e7cb5eea473f82fe052adc8f0dd558ae66c3772f6677a748`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp312-cp312-macosx_15_0_x86_64.whl

Download URL	qif-1.5.0-cp312-cp312-macosx_15_0_x86_64.whl
Size	23.1 MB
Tags	CPython 3.12 macOS 15.0+ x86-64
SHA-256 checksum How to use checksums	`b33db85c0d87e2eb383c12d1743d8377ff5042cade4a1ffc5621db806e28f76b`
BLAKE2b-256 checksum How to use checksums	`1698422f3bfc318d4e5fc6177cfbd7bc1a68deec85b592b4bcab896d28a08ca7`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp312-cp312-macosx_15_0_arm64.whl

Download URL	qif-1.5.0-cp312-cp312-macosx_15_0_arm64.whl
Size	20.5 MB
Tags	CPython 3.12 macOS 15.0+ ARM64
SHA-256 checksum How to use checksums	`db54353c6306d74aef8bf551e768907463f1fe0594093834b94cf0cc5203a30e`
BLAKE2b-256 checksum How to use checksums	`787287aff78c78f77cffa6e1d1fc4f793ffe7d2ef1630816538a5d4e1790bfa0`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp311-cp311-win_amd64.whl

Download URL	qif-1.5.0-cp311-cp311-win_amd64.whl
Size	35.8 MB
Tags	CPython 3.11 Windows x86-64
SHA-256 checksum How to use checksums	`54645bdc4bf9972e7bb165705d2431cf26cf99cf64789578badf393af2faf78c`
BLAKE2b-256 checksum How to use checksums	`ae78d65933454fc3a9bf456bcdc91ba61f2c93dee77af65a4fbbe24f99713f9b`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp311-cp311-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl

Download URL	qif-1.5.0-cp311-cp311-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl
Size	40.4 MB
Tags	CPython 3.11 Linux glibc 2.27+ x86-64 Linux glibc 2.28+ x86-64
SHA-256 checksum How to use checksums	`7cdde5ebf7d20e2207593aada64131f25d0e00f1b1d6fb8d55015f00ea617344`
BLAKE2b-256 checksum How to use checksums	`115f581b504356ff4202f6061eb056e16d2e08b4256609070bb311781948f15b`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp311-cp311-macosx_15_0_x86_64.whl

Download URL	qif-1.5.0-cp311-cp311-macosx_15_0_x86_64.whl
Size	23.1 MB
Tags	CPython 3.11 macOS 15.0+ x86-64
SHA-256 checksum How to use checksums	`6a34d63834a3f15fe301347a6779d1c536b464acc97e1cc98eee34f3a4e96ded`
BLAKE2b-256 checksum How to use checksums	`06d7f5c403e65ceef038e7f5837937f9aa6d0a402584e675b62b8e3c2ab36b0b`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

Release files / qif-1.5.0-cp311-cp311-macosx_15_0_arm64.whl

Download URL	qif-1.5.0-cp311-cp311-macosx_15_0_arm64.whl
Size	20.5 MB
Tags	CPython 3.11 macOS 15.0+ ARM64
SHA-256 checksum How to use checksums	`590e260189d9aeefa34682cad8b12dd6b2a3e20b6f6136960b4f0c5371cc49c2`
BLAKE2b-256 checksum How to use checksums	`4a9ff847bbb9a2fca13ecd1d937ed4007653b5aa31c60c20c13a2b7abc0d82e2`
Upload date	Oct 22, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/7.0.0 CPython/3.13.16`

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