def _copy_dist_from_dir(link_path, location):
"""Copy distribution files in `link_path` to `location`.
Invoked when user requests to install a local directory. E.g.:
pip install .
pip install ~/dev/git-repos/python-prompt-toolkit
"""
# Note: This is currently VERY SLOW if you have a lot of data in the
# directory, because it copies everything with `shutil.copytree`.
# What it should really do is build an sdist and install that.
# See https://github.com/pypa/pip/issues/2195
if os.path.isdir(location):
rmtree(location)
# build an sdist
setup_py = 'setup.py'
sdist_args = [os.environ['PIP_PYTHON_PATH']]
sdist_args.append('-c')
sdist_args.append(SETUPTOOLS_SHIM % setup_py)
sdist_args.append('sdist')
sdist_args += ['--dist-dir', location]
logger.info('Running setup.py sdist for %s', link_path)
with indent_log():
call_subprocess(sdist_args, cwd=link_path, show_stdout=False)
# unpack sdist into `location`
sdist = os.path.join(location, os.listdir(location)[0])
logger.info('Unpacking sdist %s into %s', sdist, location)
unpack_file(sdist, location, content_type=None, link=None)
def run_egg_info(self):
assert self.source_dir
if self.name:
logger.debug(
'Running setup.py (path:%s) egg_info for package %s',
self.setup_py,
self.name,
)
else:
logger.debug(
'Running setup.py (path:%s) egg_info for package from %s',
self.setup_py,
self.link,
)
with indent_log():
script = SETUPTOOLS_SHIM % self.setup_py
base_cmd = [os.environ['PIP_PYTHON_PATH'], '-c', script]
if self.isolated:
base_cmd += ["--no-user-cfg"]
egg_info_cmd = base_cmd + ['egg_info']
# We can't put the .egg-info files at the root, because then the
# source code will be mistaken for an installed egg, causing
# problems
if self.editable:
egg_base_option = []
else:
egg_info_dir = os.path.join(self.setup_py_dir, 'pip-egg-info')
ensure_dir(egg_info_dir)
egg_base_option = ['--egg-base', 'pip-egg-info']
call_subprocess(egg_info_cmd + egg_base_option,
cwd=self.setup_py_dir,
show_stdout=False,
command_desc='python setup.py egg_info')
if not self.req:
if isinstance(parse_version(self.pkg_info()["Version"]), Version):
op = "=="
else:
op = "==="
self.req = Requirement("".join([
self.pkg_info()["Name"],
op,
self.pkg_info()["Version"],
]))
self._correct_build_location()
else:
metadata_name = canonicalize_name(self.pkg_info()["Name"])
if canonicalize_name(self.req.name) != metadata_name:
logger.warning(
'Running setup.py (path:%s) egg_info for package %s '
'produced metadata for project name %s. Fix your '
'#egg=%s fragments.', self.setup_py, self.name,
metadata_name, self.name)
self.req = Requirement(metadata_name)
def _clean_one(self, req):
base_args = self._base_setup_args(req)
logger.info('Running setup.py clean for %s', req.name)
clean_args = base_args + ['clean', '--all']
try:
call_subprocess(clean_args, cwd=req.source_dir, show_stdout=False)
return True
except:
logger.error('Failed cleaning build dir for %s', req.name)
return False
def __build_one(self, req, tempd, python_tag=None):
base_args = self._base_setup_args(req)
spin_message = 'Running setup.py bdist_wheel for %s' % (req.name, )
with open_spinner(spin_message) as spinner:
logger.debug('Destination directory: %s', tempd)
wheel_args = base_args + ['bdist_wheel', '-d', tempd] \
+ self.build_options
if python_tag is not None:
wheel_args += ["--python-tag", python_tag]
try:
call_subprocess(wheel_args,
cwd=req.setup_py_dir,
show_stdout=False,
spinner=spinner)
return True
except:
spinner.finish("error")
logger.error('Failed building wheel for %s', req.name)
return False
def install_editable(self,
install_options,
global_options=(),
prefix=None):
logger.info('Running setup.py develop for %s', self.name)
if self.isolated:
global_options = list(global_options) + ["--no-user-cfg"]
if prefix:
prefix_param = ['--prefix={0}'.format(prefix)]
install_options = list(install_options) + prefix_param
with indent_log():
# FIXME: should we do --install-headers here too?
call_subprocess([
os.environ['PIP_PYTHON_PATH'], '-c',
SETUPTOOLS_SHIM % self.setup_py
] + list(global_options) + ['develop', '--no-deps'] +
list(install_options),
cwd=self.setup_py_dir,
show_stdout=False)
self.install_succeeded = True
def run_command(self,
cmd,
show_stdout=True,
cwd=None,
on_returncode='raise',
command_desc=None,
extra_environ=None,
spinner=None):
"""
Run a VCS subcommand
This is simply a wrapper around call_subprocess that adds the VCS
command name, and checks that the VCS is available
"""
cmd = [self.name] + cmd
try:
return call_subprocess(cmd, show_stdout, cwd, on_returncode,
command_desc, extra_environ, spinner)
except OSError as e:
# errno.ENOENT = no such file or directory
# In other words, the VCS executable isn't available
if e.errno == errno.ENOENT:
raise BadCommand('Cannot find command %r' % self.name)
else:
raise # re-raise exception if a different error occurred
def install(self,
install_options,
global_options=[],
root=None,
prefix=None):
if self.editable:
self.install_editable(install_options,
global_options,
prefix=prefix)
return
if self.is_wheel:
version = pip9.wheel.wheel_version(self.source_dir)
pip9.wheel.check_compatibility(version, self.name)
self.move_wheel_files(self.source_dir, root=root, prefix=prefix)
self.install_succeeded = True
return
# Extend the list of global and install options passed on to
# the setup.py call with the ones from the requirements file.
# Options specified in requirements file override those
# specified on the command line, since the last option given
# to setup.py is the one that is used.
global_options += self.options.get('global_options', [])
install_options += self.options.get('install_options', [])
if self.isolated:
global_options = list(global_options) + ["--no-user-cfg"]
temp_location = tempfile.mkdtemp('-record', 'pip-')
record_filename = os.path.join(temp_location, 'install-record.txt')
try:
install_args = self.get_install_args(global_options,
record_filename, root, prefix)
msg = 'Running setup.py install for %s' % (self.name, )
with open_spinner(msg) as spinner:
with indent_log():
call_subprocess(
install_args + install_options,
cwd=self.setup_py_dir,
show_stdout=False,
spinner=spinner,
)
if not os.path.exists(record_filename):
logger.debug('Record file %s not found', record_filename)
return
self.install_succeeded = True
if self.as_egg:
# there's no --always-unzip option we can pass to install
# command so we unable to save the installed-files.txt
return
def prepend_root(path):
if root is None or not os.path.isabs(path):
return path
else:
return change_root(root, path)
with open(record_filename) as f:
for line in f:
directory = os.path.dirname(line)
if directory.endswith('.egg-info'):
egg_info_dir = prepend_root(directory)
break
else:
logger.warning(
'Could not find .egg-info directory in install record'
' for %s',
self,
)
# FIXME: put the record somewhere
# FIXME: should this be an error?
return
new_lines = []
with open(record_filename) as f:
for line in f:
filename = line.strip()
if os.path.isdir(filename):
filename += os.path.sep
new_lines.append(
os.path.relpath(prepend_root(filename), egg_info_dir))
inst_files_path = os.path.join(egg_info_dir, 'installed-files.txt')
with open(inst_files_path, 'w') as f:
f.write('\n'.join(new_lines) + '\n')
finally:
if os.path.exists(record_filename):
os.remove(record_filename)
rmtree(temp_location)