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Reformatted a bit to remove the lengthy re.compile() from the function

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definitions.
This commit is contained in:
Marc-André Lemburg 2003-04-24 11:46:35 +00:00
parent 246d847475
commit 366a0feb9a
1 changed files with 25 additions and 23 deletions
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48
Lib/platform.py
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@ -31,6 +31,7 @@
# Colin Kong, Trent Mick # Colin Kong, Trent Mick
# #
# History: # History:
# 1.0.1 - reformatted to make doc.py happy
# 1.0.0 - reformatted a bit and checked into Python CVS # 1.0.0 - reformatted a bit and checked into Python CVS
# 0.8.0 - added sys.version parser and various new access # 0.8.0 - added sys.version parser and various new access
# APIs (python_version(), python_compiler(), etc.) # APIs (python_version(), python_compiler(), etc.)
@ -101,22 +102,21 @@ __copyright__ = """
""" """
__version__ = '1.0.0' __version__ = '1.0.1'
import sys,string,os,re import sys,string,os,re
### Platform specific APIs ### Platform specific APIs
_libc_search = re.compile(r'(__libc_init)'
'|'
'(GLIBC_([0-9.]+))'
'|'
'(libc(_\w+)?\.so(?:\.(\d[0-9.]*))?)')
def libc_ver(executable=sys.executable,lib='',version='', def libc_ver(executable=sys.executable,lib='',version='',
chunksize=2048, chunksize=2048):
libc_search=re.compile(r'(__libc_init)'
'|'
'(GLIBC_([0-9.]+))'
'|'
'(libc(_\w+)?\.so(?:\.(\d[0-9.]*))?)'
)
):
""" Tries to determine the libc version against which the """ Tries to determine the libc version against which the
file executable (defaults to the Python interpreter) is linked. file executable (defaults to the Python interpreter) is linked.
@ -135,7 +135,7 @@ def libc_ver(executable=sys.executable,lib='',version='',
binary = f.read(chunksize) binary = f.read(chunksize)
pos = 0 pos = 0
while 1: while 1:
m = libc_search.search(binary,pos) m = _libc_search.search(binary,pos)
if not m: if not m:
binary = f.read(chunksize) binary = f.read(chunksize)
if not binary: if not binary:
@ -212,11 +212,12 @@ def _dist_try_harder(distname,version,id):
return distname,version,id return distname,version,id
_release_filename = re.compile(r'(\w+)[-_](release|version)')
_release_version = re.compile(r'([\d.]+)[^(]*(?:\((.+)\))?')
def dist(distname='',version='',id='', def dist(distname='',version='',id='',
supported_dists=('SuSE','debian','redhat','mandrake'), supported_dists=('SuSE','debian','redhat','mandrake')):
release_filename=re.compile(r'(\w+)[-_](release|version)'),
release_version=re.compile(r'([\d.]+)[^(]*(?:\((.+)\))?')):
""" Tries to determine the name of the OS distribution name """ Tries to determine the name of the OS distribution name
@ -234,7 +235,7 @@ def dist(distname='',version='',id='',
# Probably not a Unix system # Probably not a Unix system
return distname,version,id return distname,version,id
for file in etc: for file in etc:
m = release_filename.match(file) m = _release_filename.match(file)
if m: if m:
_distname,dummy = m.groups() _distname,dummy = m.groups()
if _distname in supported_dists: if _distname in supported_dists:
@ -245,7 +246,7 @@ def dist(distname='',version='',id='',
f = open('/etc/'+file,'r') f = open('/etc/'+file,'r')
firstline = f.readline() firstline = f.readline()
f.close() f.close()
m = release_version.search(firstline) m = _release_version.search(firstline)
if m: if m:
_version,_id = m.groups() _version,_id = m.groups()
if _version: if _version:
@ -365,12 +366,13 @@ def _norm_version(version,build=''):
version = string.join(strings[:3],'.') version = string.join(strings[:3],'.')
return version return version
_ver_output = re.compile(r'(?:([\w ]+) ([\w.]+) '
'.*'
'Version ([\d.]+))')
def _syscmd_ver(system='',release='',version='', def _syscmd_ver(system='',release='',version='',
supported_platforms=('win32','win16','dos','os2'), supported_platforms=('win32','win16','dos','os2')):
ver_output=re.compile(r'(?:([\w ]+) ([\w.]+) '
'.*'
'Version ([\d.]+))')):
""" Tries to figure out the OS version used and returns """ Tries to figure out the OS version used and returns
a tuple (system,release,version). a tuple (system,release,version).
@ -407,7 +409,7 @@ def _syscmd_ver(system='',release='',version='',
# Parse the output # Parse the output
info = string.strip(info) info = string.strip(info)
m = ver_output.match(info) m = _ver_output.match(info)
if m: if m:
system,release,version = m.groups() system,release,version = m.groups()
# Strip trailing dots from version and release # Strip trailing dots from version and release
@ -808,9 +810,9 @@ _default_architecture = {
'dos': ('','MSDOS'), 'dos': ('','MSDOS'),
} }
def architecture(executable=sys.executable,bits='',linkage='', _architecture_split = re.compile(r'[\s,]').split
split=re.compile(r'[\s,]').split): def architecture(executable=sys.executable,bits='',linkage=''):
""" Queries the given executable (defaults to the Python interpreter """ Queries the given executable (defaults to the Python interpreter
binary) for various architecture informations. binary) for various architecture informations.
@ -858,7 +860,7 @@ def architecture(executable=sys.executable,bits='',linkage='',
return bits,linkage return bits,linkage
# Split the output into a list of strings omitting the filename # Split the output into a list of strings omitting the filename
fileout = split(output)[1:] fileout = _architecture_split(output)[1:]
if 'executable' not in fileout: if 'executable' not in fileout:
# Format not supported # Format not supported