def iter_dists_excl(dists, exclude_fn):
"""
Iterates over all dists, excluding the ones whose filename is an element
of exclude_fn. Yields the distribution.
"""
for dist in dists:
fn = dist_naming.filename_dist(dist)
if fn in exclude_fn:
continue
yield dist
def iter_dists_excl(dists, exclude_fn):
"""
Iterates over all dists, excluding the ones whose filename is an element
of exclude_fn. Yields the distribution.
"""
for dist in dists:
fn = dist_naming.filename_dist(dist)
if fn in exclude_fn:
continue
yield dist
def main():
p = OptionParser(usage="usage: %prog [options] [name] [version]",
description=__doc__)
p.add_option("--config",
action="store_true",
help="display the configuration and exit")
p.add_option('-f',
"--force",
action="store_true",
help="force install the main package "
"(not it's dependencies, see --forceall)")
p.add_option("--forceall",
action="store_true",
help="force install of all packages "
"(i.e. including dependencies)")
p.add_option('-i',
"--info",
action="store_true",
help="show information about a package")
p.add_option('-l',
"--list",
action="store_true",
help="list the packages currently installed on the system")
p.add_option('-n',
"--dry-run",
action="store_true",
help="show what would have been downloaded/removed/installed")
p.add_option('-N',
"--no-deps",
action="store_true",
help="neither download nor install dependencies")
p.add_option("--remove", action="store_true", help="remove a package")
p.add_option('-s',
"--search",
action="store_true",
help="search the index in the repo (chain) of packages "
"and display versions available.")
p.add_option('-v', "--verbose", action="store_true")
p.add_option('--version', action="store_true")
p.add_option("--whats-new",
action="store_true",
help="display to which installed packages updates are "
"available")
opts, args = p.parse_args()
if len(args) > 0 and opts.config:
p.error("Option takes no arguments")
if opts.force and opts.forceall:
p.error("Options --force and --forceall exclude each ohter")
pat = None
if (opts.list or opts.search) and args:
pat = re.compile(args[0], re.I)
if opts.version: # --version
from enstaller import __version__
print "IronPkg version:", __version__
return
if opts.config: # --config
config.print_config()
return
if config.get_path() is None:
# create config file if it dosn't exist
config.write()
conf = config.read() # conf
global dry_run, version # set globals
dry_run = opts.dry_run
version = opts.version
if opts.list: # --list
print_installed(pat)
return
c = Chain(conf['IndexedRepos'], verbose) # init chain
if opts.search: # --search
search(c, pat)
return
if opts.info: # --info
if len(args) != 1:
p.error("Option requires one argument (name of package)")
info_option(c, canonical(args[0]))
return
if opts.whats_new: # --whats-new
if args:
p.error("Option requires no arguments")
whats_new(c)
return
if len(args) == 0:
p.error("Requirement (name and optional version) missing")
if len(args) > 2:
p.error("A requirement is a name and an optional version")
req = Req(' '.join(args))
if opts.remove: # --remove
remove_req(req)
return
dists = get_dists(
c,
req, # dists
recur=not opts.no_deps)
# Warn the user about packages which depend on what will be updated
depend_warn([dist_naming.filename_dist(d) for d in dists])
# Packages which are installed currently
inst = set(egginst.get_installed())
# These are the packahes which are being excluded from being installed
if opts.forceall:
exclude = set()
else:
exclude = set(inst)
if opts.force:
exclude.discard(dist_naming.filename_dist(dists[-1]))
# Fetch distributions
if not isdir(conf['local']):
os.makedirs(conf['local'])
for dist in iter_dists_excl(dists, exclude):
c.fetch_dist(dist,
conf['local'],
check_md5=opts.force or opts.forceall,
dry_run=dry_run)
# Remove packages (in reverse install order)
for dist in dists[::-1]:
fn = dist_naming.filename_dist(dist)
if fn in inst:
# if the distribution (which needs to be installed) is already
# installed don't remove it
continue
cname = cname_fn(fn)
for fn_inst in inst:
if cname == cname_fn(fn_inst):
egginst_remove(fn_inst)
# Install packages
installed_something = False
for dist in iter_dists_excl(dists, exclude):
installed_something = True
egginst_install(conf, dist)
if not installed_something:
print "No update necessary, %s is up-to-date." % req
print_installed_info(req.name)
def main():
p = OptionParser(usage="usage: %prog [options] [name] [version]",
description=__doc__)
p.add_option("--config",
action="store_true",
help="display the configuration and exit")
p.add_option('-f', "--force",
action="store_true",
help="force install the main package "
"(not it's dependencies, see --forceall)")
p.add_option("--forceall",
action="store_true",
help="force install of all packages "
"(i.e. including dependencies)")
p.add_option('-i', "--info",
action="store_true",
help="show information about a package")
p.add_option('-l', "--list",
action="store_true",
help="list the packages currently installed on the system")
p.add_option('-n', "--dry-run",
action="store_true",
help="show what would have been downloaded/removed/installed")
p.add_option('-N', "--no-deps",
action="store_true",
help="neither download nor install dependencies")
p.add_option("--remove",
action="store_true",
help="remove a package")
p.add_option('-s', "--search",
action="store_true",
help="search the index in the repo (chain) of packages "
"and display versions available.")
p.add_option('-v', "--verbose", action="store_true")
p.add_option('--version', action="store_true")
p.add_option("--whats-new",
action="store_true",
help="display to which installed packages updates are "
"available")
opts, args = p.parse_args()
if len(args) > 0 and opts.config:
p.error("Option takes no arguments")
if opts.force and opts.forceall:
p.error("Options --force and --forceall exclude each ohter")
pat = None
if (opts.list or opts.search) and args:
pat = re.compile(args[0], re.I)
if opts.version: # --version
from enstaller import __version__
print "IronPkg version:", __version__
return
if opts.config: # --config
config.print_config()
return
if config.get_path() is None:
# create config file if it dosn't exist
config.write()
conf = config.read() # conf
global dry_run, version # set globals
dry_run = opts.dry_run
version = opts.version
if opts.list: # --list
print_installed(pat)
return
c = Chain(conf['IndexedRepos'], verbose) # init chain
if opts.search: # --search
search(c, pat)
return
if opts.info: # --info
if len(args) != 1:
p.error("Option requires one argument (name of package)")
info_option(c, canonical(args[0]))
return
if opts.whats_new: # --whats-new
if args:
p.error("Option requires no arguments")
whats_new(c)
return
if len(args) == 0:
p.error("Requirement (name and optional version) missing")
if len(args) > 2:
p.error("A requirement is a name and an optional version")
req = Req(' '.join(args))
if opts.remove: # --remove
remove_req(req)
return
dists = get_dists(c, req, # dists
recur=not opts.no_deps)
# Warn the user about packages which depend on what will be updated
depend_warn([dist_naming.filename_dist(d) for d in dists])
# Packages which are installed currently
inst = set(egginst.get_installed())
# These are the packahes which are being excluded from being installed
if opts.forceall:
exclude = set()
else:
exclude = set(inst)
if opts.force:
exclude.discard(dist_naming.filename_dist(dists[-1]))
# Fetch distributions
if not isdir(conf['local']):
os.makedirs(conf['local'])
for dist in iter_dists_excl(dists, exclude):
c.fetch_dist(dist, conf['local'],
check_md5=opts.force or opts.forceall,
dry_run=dry_run)
# Remove packages (in reverse install order)
for dist in dists[::-1]:
fn = dist_naming.filename_dist(dist)
if fn in inst:
# if the distribution (which needs to be installed) is already
# installed don't remove it
continue
cname = cname_fn(fn)
for fn_inst in inst:
if cname == cname_fn(fn_inst):
egginst_remove(fn_inst)
# Install packages
installed_something = False
for dist in iter_dists_excl(dists, exclude):
installed_something = True
egginst_install(conf, dist)
if not installed_something:
print "No update necessary, %s is up-to-date." % req
print_installed_info(req.name)
