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[arch] improvment -> initializing task 'Organizing data from installed packages' is taking about 80% less time

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This commit is contained in:
Vinicius Moreira
2020-08-21 15:12:05 -03:00
parent dcd2cfd8df
commit 634f3dc932
13 changed files with 171 additions and 240 deletions
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44
bauh/gems/arch/pacman.py
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@@ -19,6 +19,7 @@ RE_UPDATE_REQUIRED_FIELDS = re.compile(r'(\bProvides\b|\bInstalled Size\b|\bConf
RE_REMOVE_TRANSITIVE_DEPS = re.compile(r'removing\s([\w\-_]+)\s.+required\sby\s([\w\-_]+)\n?')
RE_AVAILABLE_MIRRORS = re.compile(r'.+\s+OK\s+.+\s+(\d+:\d+)\s+.+(http.+)')
RE_PACMAN_SYNC_FIRST = re.compile(r'SyncFirst\s*=\s*(.+)')
RE_DESKTOP_FILES = re.compile(r'\n?([\w\-_]+)\s+(/usr/share/.+\.desktop)')
def is_available() -> bool:
@@ -153,42 +154,19 @@ def install_as_process(pkgpaths: Iterable[str], root_password: str, file: bool,
shell=True)
def list_desktop_entries(pkgnames: Set[str]) -> List[str]:
def map_desktop_files(*pkgnames) -> Dict[str, List[str]]:
res = {}
if pkgnames:
installed_files = new_subprocess(['pacman', '-Qlq', *pkgnames])
output = run_cmd('pacman -Ql {}'.format(' '.join(pkgnames)), print_error=False)
desktop_files = []
for out in new_subprocess(['grep', '-E', ".desktop$"], stdin=installed_files.stdout).stdout:
if out:
desktop_files.append(out.decode().strip())
if output:
for match in RE_DESKTOP_FILES.findall(output):
pkgfiles = res.get(match[0], [])
res[match[0]] = pkgfiles
pkgfiles.append(match[1])
return desktop_files
def list_icon_paths(pkgnames: Set[str]) -> List[str]:
installed_files = new_subprocess(['pacman', '-Qlq', *pkgnames])
icon_files = []
for out in new_subprocess(['grep', '-E', '.(png|svg|xpm)$'], stdin=installed_files.stdout).stdout:
if out:
line = out.decode().strip()
if line:
icon_files.append(line)
return icon_files
def list_bin_paths(pkgnames: Set[str]) -> List[str]:
installed_files = new_subprocess(['pacman', '-Qlq', *pkgnames])
bin_paths = []
for out in new_subprocess(['grep', '-E', '^/usr/bin/.+'], stdin=installed_files.stdout).stdout:
if out:
line = out.decode().strip()
if line:
bin_paths.append(line)
return bin_paths
return res
def list_installed_files(pkgname: str) -> List[str]: