def bind(path, version_range=None, opts=None, parser=None):
rez_version = Version(rez.__version__)
check_version(rez_version, version_range)
rez_major_version = rez_version.trim(1)
rez_major_minor_version = rez_version.trim(2)
next_major = int(str(rez_major_version)) + 1
rez_req_str = "rez-%s+<%d" % (str(rez_major_minor_version), next_major)
gui_lib = getattr(opts, "gui_lib", "")
def make_root(variant, root):
# copy source
rez_path = rez.__path__[0]
site_path = os.path.dirname(rez_path)
rezgui_path = os.path.join(site_path, "rezgui")
shutil.copytree(rezgui_path, os.path.join(root, "rezgui"))
# create rez-gui executable
binpath = make_dirs(root, "bin")
filepath = os.path.join(binpath, "rez-gui")
create_executable_script(filepath, rez_gui_source)
# create package
with make_package("rezgui", path, make_root=make_root) as pkg:
pkg.version = rez_version
pkg.variants = [system.variant]
pkg.commands = commands
pkg.tools = ["rez-gui"]
pkg.requires = [rez_req_str]
if gui_lib:
pkg.requires.append(gui_lib)
return "rezgui", rez_version
def bind(path, version_range=None, opts=None, parser=None):
rez_version = Version(rez.__version__)
check_version(rez_version, version_range)
rez_major_version = rez_version.trim(1)
rez_major_minor_version = rez_version.trim(2)
next_major = int(str(rez_major_version)) + 1
rez_req_str = "rez-%s+<%d" % (str(rez_major_minor_version), next_major)
gui_lib = getattr(opts, "gui_lib", "")
def make_root(variant, root):
# copy source
rez_path = rez.__path__[0]
site_path = os.path.dirname(rez_path)
rezgui_path = os.path.join(site_path, "rezgui")
shutil.copytree(rezgui_path, os.path.join(root, "rezgui"))
# create rez-gui executable
binpath = make_dirs(root, "bin")
filepath = os.path.join(binpath, "rez-gui")
create_executable_script(filepath, rez_gui_source)
# create package
with make_package("rezgui", path, make_root=make_root) as pkg:
pkg.version = rez_version
pkg.variants = [system.variant]
pkg.commands = commands
pkg.tools = ["rez-gui"]
pkg.requires = [rez_req_str]
if gui_lib:
pkg.requires.append(gui_lib)
return "rezgui", rez_version
def convert_spec(spec):
def parsed_rez_ver():
v = spec.version.replace(".*", "")
return pip_to_rez_version(v)
def fmt(txt):
v = parsed_rez_ver()
vnext = next_ver(v)
vadj = adjacent_ver(v)
return txt.format(V=v, VNEXT=vnext, VADJ=vadj)
# ==1.* --> 1
if spec.operator == "==" and spec.version.endswith(".*"):
return fmt("{V}")
# ==1 --> 1+<1.1
if spec.operator == "==":
return fmt("{V}+<{VADJ}")
# >=1 --> 1+
if spec.operator == ">=":
return fmt("{V}+")
# >1 --> 1.1+
if spec.operator == ">":
return fmt("{VADJ}+")
# <= 1 --> <1.1
if spec.operator == "<=":
return fmt("<{VADJ}")
# <1 --> <1
if spec.operator == "<":
return fmt("<{V}")
# ~=1.2 --> 1.2+<2; ~=1.2.3 --> 1.2.3+<1.3
if spec.operator == "~=":
v = Version(parsed_rez_ver())
v = v.trim(len(v) - 1)
v_next = next_ver(str(v))
return fmt("{V}+<" + v_next)
# !=1.* --> <1|2+; !=1.2.* --> <1.2|1.3+
if spec.operator == "!=" and spec.version.endswith(".*"):
return fmt("<{V}|{VNEXT}+")
# !=1 --> <1|1.1+; !=1.2 --> <1.2|1.2.1+
if spec.operator == "!=":
return fmt("<{V}|{VADJ}+")
raise PackageRequestError(
"Don't know how to convert PEP440 specifier %r "
"into rez equivalent" % specifier
)
def create_context(pip_version=None, python_version=None):
"""Create a context containing the specific pip and python.
Args:
pip_version (str or `Version`): Version of pip to use, or latest if None.
python_version (str or `Version`): Python version to use, or latest if
None.
Returns:
`ResolvedContext`: Context containing pip and python.
"""
# determine pip pkg to use for install, and python variants to install on
if pip_version:
pip_req = "pip-%s" % str(pip_version)
else:
pip_req = "pip"
if python_version:
ver = Version(str(python_version))
major_minor_ver = ver.trim(2)
py_req = "python-%s" % str(major_minor_ver)
else:
# use latest major.minor
package = get_latest_package("python")
if package:
major_minor_ver = package.version.trim(2)
else:
# no python package. We're gonna fail, let's just choose current
# python version (and fail at context creation time)
major_minor_ver = '.'.join(map(str, sys.version_info[:2]))
py_req = "python-%s" % str(major_minor_ver)
# use pip + latest python to perform pip download operations
request = [pip_req, py_req]
with convert_errors(from_=(PackageFamilyNotFoundError,
PackageNotFoundError),
to=BuildError,
msg="Cannot run - pip or python rez "
"package is not present"):
context = ResolvedContext(request)
# print pip package used to perform the install
pip_variant = context.get_resolved_package("pip")
pip_package = pip_variant.parent
print_info("Using %s (%s)" % (pip_package.qualified_name, pip_variant.uri))
return context
def create_context(pip_version=None, python_version=None):
"""Create a context containing the specific pip and python.
Args:
pip_version (str or `Version`): Version of pip to use, or latest if None.
python_version (str or `Version`): Python version to use, or latest if
None.
Returns:
`ResolvedContext`: Context containing pip and python.
"""
# determine pip pkg to use for install, and python variants to install on
if pip_version:
pip_req = "pip-%s" % str(pip_version)
else:
pip_req = "pip"
if python_version:
ver = Version(str(python_version))
major_minor_ver = ver.trim(2)
py_req = "python-%s" % str(major_minor_ver)
else:
# use latest major.minor
package = get_latest_package("python")
if package:
major_minor_ver = package.version.trim(2)
else:
# no python package. We're gonna fail, let's just choose current
# python version (and fail at context creation time)
major_minor_ver = ".".join(map(str, sys.version_info[:2]))
py_req = "python-%s" % str(major_minor_ver)
# use pip + latest python to perform pip download operations
request = [pip_req, py_req]
with convert_errors(
from_=(PackageFamilyNotFoundError, PackageNotFoundError),
to=BuildError,
msg="Cannot run - pip or python rez " "package is not present",
):
context = ResolvedContext(request)
# print pip package used to perform the install
pip_variant = context.get_resolved_package("pip")
pip_package = pip_variant.parent
print_info("Using %s (%s)" % (pip_package.qualified_name, pip_variant.uri))
return context
def __init__(self, parent=None):
super(AboutDialog, self).__init__(parent)
self.setWindowTitle("About Rez")
version = Version(__version__)
public_version = version.trim(2)
label = QtGui.QLabel(
"<font size='+2'><b>Rez version %s</b></font><br><br>"
"Build version %s."
% (str(public_version), str(version)))
close_btn = QtGui.QPushButton("Close")
github_btn = QtGui.QPushButton("Github")
github_icon = get_icon("github_32", as_qicon=True)
github_btn.setIcon(github_icon)
btn_pane = create_pane([None, github_btn, close_btn], True, compact=True)
create_pane([label, None, btn_pane], False, parent_widget=self)
github_btn.clicked.connect(self._goto_github)
close_btn.clicked.connect(self.close)
close_btn.setFocus()
def __init__(self, parent=None):
super(AboutDialog, self).__init__(parent)
self.setWindowTitle("About Rez")
version = Version(__version__)
public_version = version.trim(2)
label = QtGui.QLabel(
"<font size='+2'><b>Rez version %s</b></font><br><br>"
"Build version %s." % (str(public_version), str(version)))
close_btn = QtGui.QPushButton("Close")
github_btn = QtGui.QPushButton("Github")
github_icon = get_icon("github_32", as_qicon=True)
github_btn.setIcon(github_icon)
btn_pane = create_pane([None, github_btn, close_btn],
True,
compact=True)
create_pane([label, None, btn_pane], False, parent_widget=self)
github_btn.clicked.connect(self._goto_github)
close_btn.clicked.connect(self.close)
close_btn.setFocus()
def find_pip_from_context(python_version, pip_version=None):
"""Find pip from rez context.
Args:
python_version (str or `Version`): Python version to use
pip_version (str or `Version`): Version of pip to use, or latest.
Returns:
3-tuple:
- str: Python executable or None if we fell back to system pip.
- str: Pip version or None if we fell back to system pip.
- `ResolvedContext`: Context containing pip, or None if we fell back
to system pip.
"""
target = "python"
package_request = []
if python_version:
ver = Version(str(python_version))
python_major_minor_ver = ver.trim(2)
else:
# use latest major.minor
package = get_latest_package("python")
if package:
python_major_minor_ver = package.version.trim(2)
else:
raise BuildError("Found no python package.")
python_package = "python-%s" % str(python_major_minor_ver)
package_request.append(python_package)
if pip_version:
target = "pip"
if pip_version == "latest":
package_request.append("pip")
else:
package_request.append("pip-%s" % str(pip_version))
print_info("Trying to use pip from %s package", target)
try:
context = ResolvedContext(package_request)
except (PackageFamilyNotFoundError, PackageNotFoundError):
print_debug("No rez package called %s found", target)
return None, None, None
py_exe_name = "python"
if platform_.name != "windows":
# Python < 2 on Windows doesn't have versionned executable.
py_exe_name += str(python_major_minor_ver.trim(1))
py_exe = context.which(py_exe_name)
proc = context.execute_command(
# -E and -s are used to isolate the environment as much as possible.
# See python --help for more details. We absolutely don't want to get
# pip from the user home.
[
py_exe, "-E", "-s", "-c",
"import pip, sys; sys.stdout.write(pip.__version__)"
],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
text=True)
out, err = proc.communicate()
if proc.returncode:
print_debug("Failed to get pip from package %s", target)
print_debug(out)
print_debug(err)
return None, None, None
pip_version = out.strip()
variant = context.get_resolved_package(target)
package = variant.parent
print_info("Found pip-%s inside %s. Will use it with %s", pip_version,
package.uri, py_exe)
return py_exe, pip_version, context
