def do_makeerror(self, subcmd, opts, what):
"""${cmd_name}: Make an error. Use -v to see full traceback
${cmd_usage}
${cmd_option_list}
"""
with self.bootstrapped():
LOG.debug('About to make an error! %s', what)
textui.askyesno('Press enter to proceed:', default=True)
1 / 0
def do_makeerror(self, subcmd, opts, what):
"""${cmd_name}: Make an error. Use -v to see full traceback
${cmd_usage}
${cmd_option_list}
"""
with self.bootstrapped():
LOG.debug('About to make an error! %s', what)
textui.askyesno('Press enter to proceed:', default=True)
1/0
def _pep370_fix_path_unix():
"""If ~/.local/bin is not in $PATH, automatically add them
Do this only with the user's consent. And do not run this check more than
once (i.e., run only when PyPM is *first run*).
"""
if sys.platform.startswith('win'):
return # MSI does this on Windows
# Proceed only when the terminal is interactive and was never run before
isatty = (sys.stdin.isatty() and sys.stdout.isatty())
firstrun_file = P.join(application.locations.user_cache_dir,
'.firstrun-pep370')
if (not isatty) or P.exists(firstrun_file):
return
import site
from datetime import datetime
pathenv = [
P.abspath(x.strip()) for x in os.environ.get('PATH', '').split(':')
]
binpath = P.abspath(P.join(site.USER_BASE, 'bin'))
profile = P.expanduser('~/.profile' if sys.platform ==
'darwin' else '~/.bashrc')
profile_lines = [
'# PEP 370 PATH added by PyPM on %s' % datetime.now(),
'export PATH=%s:$PATH' % binpath,
]
already_in_profile = P.exists(profile) and profile_lines[1] in [
l.strip() for l in open(profile).readlines()
]
# Proceed only if ~/.local/bin is neither in $PATH, nor added to profile
if binpath in pathenv or already_in_profile:
return
# Add to profile on the user's consent
msg = ('Packages will install their script files to "%s" '
'(as per PEP 370). This directory is not yet in your $PATH. '
'Would you like PyPM to add it by appending to "%s"?') % (
concise_path(binpath), concise_path(profile))
if textui.askyesno(wrapped(msg, '*** '), default=True):
if P.exists(profile):
sh.cp(profile, profile + '.bak') # take a backup first
with open(profile, 'a') as f:
f.write('\n%s\n' % '\n'.join(profile_lines))
print('You may now reopen your shell for the changes to take effect.')
sh.mkdirs(P.dirname(firstrun_file))
with open(firstrun_file, 'w') as f:
pass # prevent future runs
def _pep370_fix_path_unix():
"""If ~/.local/bin is not in $PATH, automatically add them
Do this only with the user's consent. And do not run this check more than
once (i.e., run only when PyPM is *first run*).
"""
if sys.platform.startswith('win'):
return # MSI does this on Windows
# Proceed only when the terminal is interactive and was never run before
isatty = (sys.stdin.isatty() and sys.stdout.isatty())
firstrun_file = P.join(application.locations.user_cache_dir, '.firstrun-pep370')
if (not isatty) or P.exists(firstrun_file):
return
import site
from datetime import datetime
pathenv = [P.abspath(x.strip()) for x in os.environ.get('PATH', '').split(':')]
binpath = P.abspath(P.join(site.USER_BASE, 'bin'))
profile = P.expanduser('~/.profile' if sys.platform == 'darwin' else '~/.bashrc')
profile_lines = [
'# PEP 370 PATH added by PyPM on %s' % datetime.now(),
'export PATH=%s:$PATH' % binpath,
]
already_in_profile = P.exists(profile) and profile_lines[1] in [
l.strip() for l in open(profile).readlines()
]
# Proceed only if ~/.local/bin is neither in $PATH, nor added to profile
if binpath in pathenv or already_in_profile:
return
# Add to profile on the user's consent
msg = (
'Packages install script files to "%s" '
'(as per PEP 370). This directory is not yet in your $PATH. '
'Would you like PyPM to add it to $PATH by modifying (with backup) "%s"?'
) % (binpath, profile)
if textui.askyesno(wrapped(msg, '*** '), default=True):
if P.exists(profile):
sh.cp(profile, profile+'.bak') # take a backup first
with open(profile, 'a') as f:
f.write('\n%s\n' % '\n'.join(profile_lines))
print ('You may now reopen your shell for the changes to take effect.')
sh.mkdirs(P.dirname(firstrun_file))
with open(firstrun_file, 'w') as f: pass # prevent future runs
def apply(self, depgraph, _requested_rmlist=[]):
"""Apply marks from the given depgraph
This effectly installs/removes/changes packages in ``pyenv`` based on
what is marked in the depgraph.
`_requested_rmlist` - packages requested to be removed; not to confirm
Return the applied marks (``DepGraph.get_marks``); return None if no
no change was made.
"""
marks = depgraph.get_marks()
if not marks['install'] and not marks['change'] and not marks['remove']:
return None
# Display to the user what we are going to do
messages = []
def mark_show(verb, list, item_print_func):
if not list:
return
messages.append(
'The following packages will be {verb} {0}:\n{1}'.format(
self.pypmenv.pyenv.printable_location,
wrapped(' '.join(item_print_func(item) for item in list),
prefix=' ',
break_on_hyphens=False),
verb=verb))
mark_show('installed into', marks['install'], attrgetter('full_name'))
def change_printer(p_tup):
p1, p2 = p_tup
return '{0.name}({0.printable_version}->{1.printable_version})'.format(
p1,p2)
mark_show('upgraded in',
[(p1,p2) for (p1,p2) in marks['change'] if p1.version_key < p2.version_key],
change_printer)
mark_show('DOWNGRADED in',
[(p1,p2) for (p1,p2) in marks['change'] if p1.version_key >= p2.version_key],
change_printer)
mark_show('UNINSTALLED from', marks['remove'], attrgetter('full_name'))
print('\n'.join(messages))
# Confirm if necessary
if self.pypmenv.options['interactive']:
i, r, c = map(len, [
marks['install'],
marks['remove'],
marks['change']])
# rdiff: no. of unrequested packages to be removed
a = [p.name for p in marks['remove']]
b = [Requirement.parse(n).project_name.lower() for n in _requested_rmlist]
rdiff = len(set(a).difference(set(b)))
trivial_action = any([
(i and not r and not c), # install, without rm/upgrade
(not i and r and not rdiff and not c), # no extra uninstalls
])
if not trivial_action:
if not askyesno('Continue?', default=True):
return None
del i, r, c
# 1. download packages
to_download = sorted(
set.union(set(marks['install']),
[p2 for p1, p2 in marks['change']]),
key=lambda p: p.name)
locations = Downloader(self.pypmenv).download_packages(to_download)
# 2. uninstall packages
for ipkg in marks['remove']:
self._uninstall(ipkg)
# 3. install new packages
for pkg in marks['install']:
self._install(pkg, locations[pkg])
# 4. upgrade/downgrade existing packages
for ipkg, pkg in marks['change']:
# XXX: need transaction here
self._uninstall(ipkg)
self._install(pkg, locations[pkg])
return marks
def apply(self, depgraph, _requested_rmlist=[]):
"""Apply marks from the given depgraph
This effectly installs/removes/changes packages in ``pyenv`` based on
what is marked in the depgraph.
`_requested_rmlist` - packages requested to be removed; not to confirm
Return the applied marks (``DepGraph.get_marks``); return None if no
no change was made.
"""
marks = depgraph.get_marks()
if not marks['install'] and not marks['change'] and not marks['remove']:
return None
# Display to the user what we are going to do
messages = []
def mark_show(verb, list, item_print_func):
if not list:
return
messages.append(
'The following packages will be {verb} {0}:\n{1}'.format(
self.pypmenv.pyenv.printable_location,
wrapped(' '.join(item_print_func(item) for item in list),
prefix=' ',
break_on_hyphens=False),
verb=verb))
mark_show('installed into', marks['install'], attrgetter('full_name'))
def change_printer(p_tup):
p1, p2 = p_tup
return '{0.name}({0.printable_version}->{1.printable_version})'.format(
p1, p2)
mark_show('upgraded in', [(p1, p2) for (p1, p2) in marks['change']
if p1.version_key < p2.version_key],
change_printer)
mark_show('DOWNGRADED in', [(p1, p2) for (p1, p2) in marks['change']
if p1.version_key >= p2.version_key],
change_printer)
mark_show('UNINSTALLED from', marks['remove'], attrgetter('full_name'))
print('\n'.join(messages))
# Confirm if necessary
if self.pypmenv.options['interactive']:
i, r, c = map(len,
[marks['install'], marks['remove'], marks['change']])
# rdiff: no. of unrequested packages to be removed
a = [p.name for p in marks['remove']]
b = [
Requirement.parse(n).project_name.lower()
for n in _requested_rmlist
]
rdiff = len(set(a).difference(set(b)))
trivial_action = any([
(i and not r and not c), # install, without rm/upgrade
(not i and r and not rdiff and not c), # no extra uninstalls
])
if not trivial_action:
if not askyesno('Continue?', default=True):
return None
del i, r, c
# 1. download packages
to_download = sorted(set.union(set(marks['install']),
[p2 for p1, p2 in marks['change']]),
key=lambda p: p.name)
locations = Downloader(self.pypmenv).download_packages(to_download)
# 2. uninstall packages
for ipkg in marks['remove']:
self._uninstall(ipkg)
# 3. install new packages
for pkg in marks['install']:
self._install(pkg, locations[pkg])
# 4. upgrade/downgrade existing packages
for ipkg, pkg in marks['change']:
# XXX: need transaction here
self._uninstall(ipkg)
self._install(pkg, locations[pkg])
return marks