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Write bytecode by palaviv · Pull Request #1166 · RustPython/RustPython · GitHub
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Write bytecode #1166

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Merged
palaviv merged 4 commits into from
Jul 24, 2019
Merged

Write bytecode #1166

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db8de56
Add dont_write_bytecode flag
palaviv Jul 22, 2019
054bc72
Use git hash as pyc magic number
palaviv Jul 22, 2019
fc0aa0c
Use random magic when git hash don't exist
palaviv Jul 22, 2019
dde40a4
Use vm.import
palaviv Jul 24, 2019
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Add dont_write_bytecode flag
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@palaviv
palaviv committed Jul 24, 2019
commit db8de563baed43d4c2dd3f29121fa3532e78aa6d
11 changes: 11 additions & 0 deletions src/main.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -84,6 +84,11 @@ fn parse_arguments<'a>(app: App<'a, '_>) -> ArgMatches<'a> {
.short("S")
.help("don't imply 'import site' on initialization"),
)
.arg(
Arg::with_name("dont-write-bytecode")
.short("B")
.help("don't write .pyc files on import"),
)
.arg(
Arg::with_name("ignore-environment")
.short("E")
Expand Down Expand Up @@ -171,6 +176,12 @@ fn create_settings(matches: &ArgMatches) -> PySettings {
settings.quiet = true;
}

if matches.is_present("dont-write-bytecode")
|| (!ignore_environment && env::var_os("PYTHONDONTWRITEBYTECODE").is_some())
{
settings.dont_write_bytecode = true;
}

settings
}

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3 changes: 2 additions & 1 deletion vm/src/sysmodule.rs
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Expand Up @@ -88,6 +88,7 @@ impl SysFlags {
flags.ignore_environment = settings.ignore_environment;
flags.verbose = settings.verbose;
flags.quiet = settings.quiet;
flags.dont_write_bytecode = settings.dont_write_bytecode;
flags
}
}
Expand Down Expand Up @@ -322,7 +323,7 @@ settrace() -- set the global debug tracing function
"path_hooks" => ctx.new_list(vec![]),
"path_importer_cache" => ctx.new_dict(),
"pycache_prefix" => vm.get_none(),
"dont_write_bytecode" => vm.new_bool(true),
"dont_write_bytecode" => vm.new_bool(vm.settings.dont_write_bytecode),
"setprofile" => ctx.new_rustfunc(sys_setprofile),
"settrace" => ctx.new_rustfunc(sys_settrace),
"version" => vm.new_str(version::get_version()),
Expand Down
4 changes: 4 additions & 0 deletions vm/src/vm.rs
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Expand Up @@ -90,6 +90,9 @@ pub struct PySettings {
/// -q
pub quiet: bool,

/// -B
pub dont_write_bytecode: bool,

/// Environment PYTHONPATH and RUSTPYTHONPATH:
pub path_list: Vec<String>,
}
Expand Down Expand Up @@ -122,6 +125,7 @@ impl Default for PySettings {
ignore_environment: false,
verbose: 0,
quiet: false,
dont_write_bytecode: false,
path_list: vec![],
}
}
Expand Down