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utahvich
2010-10-02 21:29:09 +09:00
parent afb3510c3b
commit e6f4b98cfe
1 changed files with 79 additions and 30 deletions
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pythonbrew
+79 -30
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@@ -16,9 +16,6 @@ if os.environ.has_key("PYTHONBREW_ROOT"):
ROOT = os.environ["PYTHONBREW_ROOT"]
else:
ROOT = "%s/python/pythonbrew" % os.environ["HOME"]
VIRTUALENV = "virtualenv-1.5.1"
VIRTUALENVDLFILE = "%s.tar.gz" % (VIRTUALENV)
VIRTUALENVDLSITE = "http://pypi.python.org/packages/source/v/virtualenv/%s" % VIRTUALENVDLFILE
PYTHONDLSITE = "http://www.python.org/ftp/python/%s/%s"
EZSETUPDLSITE = "http://peak.telecommunity.com/dist/ez_setup.py"
@@ -66,8 +63,8 @@ class PythonbrewOptions(object):
return ""
def _help(self):
print """Usage:
pythonbrew [options] [init|install|installed|switch|version]
print """=== USAGE:
pythonbrew [options] [init|install|installed|switch|off|version]
# Initialize
pythonbrew init
@@ -78,16 +75,40 @@ class PythonbrewOptions(object):
# Install some Pythons
pythonbrew install Python-2.6.6
pythonbrew install Python-2.5.5
pythonbrew install Python-version
# Switch python in the $PATH
pythonbrew switch Python-2.6.6
pythonbrew switch Python-version
pythonbrew switch /path/to/Python-2.5.5
pythonbrew switch /path/to/Python-2.5.5/
pythonbrew switch /path/to/python
# Disable pythonbrew
pythonbrew off
# Version
pythonbrew version
=== COMMANDS:
= init
Run this once to setup the pythonbrew directory ready for installing
pythons into. Run it again if you decide to change PYTHONBREW_ROOT.
= install Python-<version>
Build and install the given version of python.
= installed
List the installed versions of python.
= switch Python-<version>
Switch to the given version.
= switch /path/to/Python-dir/
Switch to the given version of python in directory.
= switch /path/to/python
Switch to the given version of python.
= version
Show version.
"""
class Pythonbrew(object):
@@ -104,27 +125,13 @@ class Pythonbrew(object):
f()
def run_command_init(self):
self._makedirs( "%s/virtualenv" % ROOT )
self._makedirs( "%s/pythons" % ROOT )
self._makedirs( "%s/build" % ROOT )
self._makedirs( "%s/dists" % ROOT )
self._makedirs( "%s/etc" % ROOT )
sys.stdout.write("%s..." % VIRTUALENVDLFILE)
sys.stdout.flush()
if not os.path.isdir( "%s/virtualenv/%s" % (ROOT, VIRTUALENV) ) or self._options.force():
urllib.urlretrieve( VIRTUALENVDLSITE,
"%s/dists/%s" % (ROOT, VIRTUALENVDLFILE),
self._download_progress )
print "[OK]"
os.system( "cd %s/virtualenv; tar zxf %s/dists/%s" % (ROOT, ROOT, VIRTUALENVDLFILE) )
else:
print "[SKIP]"
self._unlink( "%s/virtualenv/current" % ROOT )
os.system( "cd %s/virtualenv; ln -s %s current" % (ROOT, VIRTUALENV) )
os.system( "echo 'export PATH=%s/bin:%s/pythons/current/bin:%s/virtualenv/current:${PATH}' > %s/etc/bashrc" % (ROOT, ROOT, ROOT, ROOT) )
os.system( "echo 'setenv PATH %s/bin:%s/pythons/current/bin:%s/virtualenv/current:$PATH' > %s/etc/cshrc" % (ROOT, ROOT, ROOT, ROOT) )
os.system( "echo 'export PATH=%s/bin:%s/pythons/current/bin:${PATH}' > %s/etc/bashrc" % (ROOT, ROOT, ROOT) )
os.system( "echo 'setenv PATH %s/bin:%s/pythons/current/bin:$PATH' > %s/etc/cshrc" % (ROOT, ROOT, ROOT) )
m = re.search( "(t?csh)", os.environ.get("SHELL") )
if m:
shrc = "cshrc"
@@ -239,15 +246,34 @@ And follow the instruction on screen."""
pythonbrew switch """+dist
def run_command_installed(self):
if os.path.realpath( "%s/pythons/current" % ROOT ) == ROOT:
cur = os.path.realpath("%s/bin/python" % ROOT)
else:
cur = os.path.realpath( "%s/pythons/current" % ROOT )
print "%s (*)" % cur
for d in os.listdir("%s/pythons/" % ROOT):
if d == "current" or cur == "%s/pythons/%s" % (ROOT,d):
continue
print "%s/pythons/%s" % (ROOT, d)
def run_command_switch(self):
dist = self._options.get_opt(0)
distdir = dist
if os.path.isfile( dist ) and os.access( dist, os.X_OK ):
self._switch_file(dist)
if re.search( ".*python(\d(\.\d)?)?$", dist ):
self._switch_file(dist)
else:
print "Invalid file: `%s`" % dist
return
elif os.path.isdir( dist ):
if os.path.isdir("%s/bin" % dist) and (os.path.isfile("%s/bin/python" % dist) or os.path.isfile("%s/bin/python3" % dist)):
pass
if os.path.isdir("%s/bin" % dist):
if os.path.isfile("%s/bin/python" % dist):
self._switch_file("%s/bin/python" % dist)
if os.path.isfile("%s/bin/python3" % dist):
self._switch_file("%s/bin/python3" % dist)
return
elif os.path.isfile("%s/python" % dist) and os.access("%s/python" % dist, os.X_OK):
self._switch_file("%s/python" % dist)
return
@@ -265,14 +291,31 @@ And follow the instruction on screen."""
def _switch_file(self, dist):
self._unlink( "%s/pythons/current" % ROOT )
self._unlink( "%s/bin/python" % ROOT )
os.system( "ln -fs %s %s/bin/python" % (dist, ROOT) )
self._clean_switch_symlink()
self._symlink( dist, "%s/bin/python" % ROOT )
self._symlink( ROOT, "%s/pythons/current" % ROOT )
print "Switched to "+dist
def _switch_dir(self, dist):
self._unlink( "%s/pythons/current" % ROOT )
self._unlink( "%s/bin/python" % ROOT )
os.system( "ln -fs %s/pythons/%s %s/pythons/current" % (ROOT, dist, ROOT) )
print "Switched to "+dist;
self._symlink( dist, "%s/pythons/current" % ROOT )
self._clean_switch_symlink()
for root, dirs, files in os.walk("%s/pythons/current/bin/" % ROOT):
for f in files:
self._symlink("%s%s" % (root, f), "%s/bin/%s" % (ROOT, f))
print "Switched to "+dist
def _clean_switch_symlink(self):
for root, dirs, files in os.walk("%s/bin/" % ROOT):
for f in files:
if f == "pythonbrew":
continue
self._unlink("%s%s" % (root, f))
def run_command_off(self):
self._unlink("%s/pythons/current" % ROOT)
self._clean_switch_symlink()
def run_command_version(self):
print VERSION
@@ -284,6 +327,12 @@ And follow the instruction on screen."""
if errno.EEXIST != e:
raise
def _symlink(self, src, dst):
try:
os.symlink(src, dst)
except:
pass
def _unlink(self, name):
try:
os.unlink( name )