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@contextmanager
def builder(
    destination, file_id, is_info=lambda filename: filename.startswith("info/")
):
    """
    Yield TarFile object for adding files, then transmute to "{destination}/{file_id}.conda"
    """
    # Stream through a pipe instead of collecting all data in a temporary
    # tarfile. Underlying transmute_stream collects data into separate pkg, info
    # tar to be able to send complete size to zstd, so this strategy avoids one

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[('add', '/packages.conda/pymeep-1.27.0-nompi_py39h1234567_102.conda'),
 ('add', '/packages.conda/pymeep-extras-1.27.0-nompi_py38h82cca05_102.conda'),
 ('add', '/packages.conda/pymeep-extras-1.27.0-nompi_py39h82cca05_102.conda'),
 ('add', '/packages.conda/terraform-provider-rancher2-2.0.0-h520bb56_0.conda'),
 ('add', '/packages.conda/pymeep-1.27.0-nompi_py38h1234567_102.conda'),
 ('add',
  '/packages.conda/pymeep-extras-1.27.0-mpi_mpich_py311h23d43cc_2.conda'),
 ('add', '/packages.conda/pymeep-1.27.0-mpi_mpich_py310h1234567_2.conda'),
 ('add', '/packages.conda/pymeep-extras-1.27.0-nompi_py311h82cca05_102.conda'),
 ('add', '/packages.conda/mdsplus-7.139.53-py311pl5321h19eab63_0.conda'),

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% scalene zstdtest.py
One-shot 2850333
4.179011374944821s
One-stream 2850330
4.084283375064842s
Right-size 2850333
3.7605239170370623s
Chunked stream 2850330
3.8705802909098566s
One-shot 2850333

dholth

#include <archive.h>
#include <stdio.h>

int main(int argc, char **argv) {
    struct archive *a;
    struct archive_entry *ae;

    char buffer[10240];
    int rc;

dholth

# Starter SConstruct for enscons
# (filled by enscons.setup2toml)

import enscons
import pytoml as toml

metadata = dict(toml.load(open("pyproject.toml")))["tool"]["enscons"]

full_tag = "py3-none-any"

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// read and digest at the same time
pub struct DigestReader<R> {
    pub digest: Blake2b<consts::U32>,
    reader: R,
}

impl<R: Read> DigestReader<R> {
    /// Construct a `DigestReader` reader from an existing reader
    pub fn new(r: R) -> DigestReader<R> {
        DigestReader {

dholth

#!/usr/bin/env python
# Extremely Principled TLS v1.2 ClientHello parser for ALPN extensions

import struct
import binascii


_int16 = struct.Struct(">H")

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#!/usr/bin/env python
# wgc "wheel greater compression"
# puts everything but *.dist-info/ in an interior archive

import pathlib
import os.path
import sys
import hashlib
import zipfile
import base64

dholth

"""
Game controller input for Kivy.

Open game controllers as they become available, expose with full SDL2 API.
"""

# special version of sdl (pysdl2-cffi) that doesn't explictly link to a particular version
import sdl

JOYSTICK_EVENTS = (

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@implementer(IIDToken)
class IDTokenCredentials(object):
    def __init__(self, id_token):
        self.id_token = id_token
        self.payload = None

@implementer(ICredentialsChecker)
class IDTokenChecker(object):
    credentialInterfaces = (IIDToken,)