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diff --git a/pip/commands/install.py b/pip/commands/install.py
index ddaa470..b798433 100644
--- a/pip/commands/install.py
+++ b/pip/commands/install.py
@@ -147,6 +147,13 @@ class InstallCommand(Command):
"directory.")
cmd_opts.add_option(
+ '--prefix',
+ dest='prefix_path',
+ metavar='dir',
+ default=None,
+ help="Installation prefix where lib, bin and other top-level folders are placed")
+
+ cmd_opts.add_option(
"--compile",
action="store_true",
dest="compile",
@@ -350,6 +357,7 @@ class InstallCommand(Command):
install_options,
global_options,
root=options.root_path,
+ prefix=options.prefix_path,
)
reqs = sorted(
requirement_set.successfully_installed,
diff --git a/pip/locations.py b/pip/locations.py
index dfbc6da..b2f3383 100644
--- a/pip/locations.py
+++ b/pip/locations.py
@@ -209,7 +209,7 @@ site_config_files = [
def distutils_scheme(dist_name, user=False, home=None, root=None,
- isolated=False):
+ isolated=False, prefix=None):
"""
Return a distutils install scheme
"""
@@ -231,6 +231,10 @@ def distutils_scheme(dist_name, user=False, home=None, root=None,
# or user base for installations during finalize_options()
# ideally, we'd prefer a scheme class that has no side-effects.
i.user = user or i.user
+ if user:
+ i.prefix = ""
+ else:
+ i.prefix = prefix or i.prefix
i.home = home or i.home
i.root = root or i.root
i.finalize_options()
diff --git a/pip/req/req_install.py b/pip/req/req_install.py
index 38013c5..14b868b 100644
--- a/pip/req/req_install.py
+++ b/pip/req/req_install.py
@@ -806,7 +806,7 @@ exec(compile(
else:
return True
- def install(self, install_options, global_options=(), root=None):
+ def install(self, install_options, global_options=[], root=None, prefix=None):
if self.editable:
self.install_editable(install_options, global_options)
return
@@ -814,7 +814,7 @@ exec(compile(
version = pip.wheel.wheel_version(self.source_dir)
pip.wheel.check_compatibility(version, self.name)
- self.move_wheel_files(self.source_dir, root=root)
+ self.move_wheel_files(self.source_dir, root=root, prefix=prefix)
self.install_succeeded = True
return
@@ -839,6 +839,8 @@ exec(compile(
if root is not None:
install_args += ['--root', root]
+ if prefix is not None:
+ install_args += ['--prefix', prefix]
if self.pycompile:
install_args += ["--compile"]
@@ -1008,12 +1010,13 @@ exec(compile(
def is_wheel(self):
return self.link and self.link.is_wheel
- def move_wheel_files(self, wheeldir, root=None):
+ def move_wheel_files(self, wheeldir, root=None, prefix=None):
move_wheel_files(
self.name, self.req, wheeldir,
user=self.use_user_site,
home=self.target_dir,
root=root,
+ prefix=prefix,
pycompile=self.pycompile,
isolated=self.isolated,
)
diff --git a/pip/wheel.py b/pip/wheel.py
index 57246ca..738a6b0 100644
--- a/pip/wheel.py
+++ b/pip/wheel.py
@@ -130,12 +130,12 @@ def get_entrypoints(filename):
def move_wheel_files(name, req, wheeldir, user=False, home=None, root=None,
- pycompile=True, scheme=None, isolated=False):
+ pycompile=True, scheme=None, isolated=False, prefix=None):
"""Install a wheel"""
if not scheme:
scheme = distutils_scheme(
- name, user=user, home=home, root=root, isolated=isolated
+ name, user=user, home=home, root=root, isolated=isolated, prefix=prefix,
)
if root_is_purelib(name, wheeldir):
|