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import os
import textwrap
from optparse import Values
from typing import Any, List
import pip._internal.utils.filesystem as filesystem
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.exceptions import CommandError, PipError
from pip._internal.utils.logging import getLogger
logger = getLogger(__name__)
class CacheCommand(Command):
"""
Inspect and manage pip's wheel cache.
Subcommands:
- dir: Show the cache directory.
- info: Show information about the cache.
- list: List filenames of packages stored in the cache.
- remove: Remove one or more package from the cache.
- purge: Remove all items from the cache.
``<pattern>`` can be a glob expression or a package name.
"""
ignore_require_venv = True
usage = """
%prog dir
%prog info
%prog list [<pattern>] [--format=[human, abspath]]
%prog remove <pattern>
%prog purge
"""
def add_options(self) -> None:
self.cmd_opts.add_option(
"--format",
action="store",
dest="list_format",
default="human",
choices=("human", "abspath"),
help="Select the output format among: human (default) or abspath",
)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
handlers = {
"dir": self.get_cache_dir,
"info": self.get_cache_info,
"list": self.list_cache_items,
"remove": self.remove_cache_items,
"purge": self.purge_cache,
}
if not options.cache_dir:
logger.error("pip cache commands can not function since cache is disabled.")
return ERROR
# Determine action
if not args or args[0] not in handlers:
logger.error(
"Need an action (%s) to perform.",
", ".join(sorted(handlers)),
)
return ERROR
action = args[0]
# Error handling happens here, not in the action-handlers.
try:
handlers[action](options, args[1:])
except PipError as e:
logger.error(e.args[0])
return ERROR
return SUCCESS
def get_cache_dir(self, options: Values, args: List[Any]) -> None:
if args:
raise CommandError("Too many arguments")
logger.info(options.cache_dir)
def get_cache_info(self, options: Values, args: List[Any]) -> None:
if args:
raise CommandError("Too many arguments")
num_http_files = len(self._find_http_files(options))
num_packages = len(self._find_wheels(options, "*"))
http_cache_location = self._cache_dir(options, "http")
wheels_cache_location = self._cache_dir(options, "wheels")
http_cache_size = filesystem.format_directory_size(http_cache_location)
wheels_cache_size = filesystem.format_directory_size(wheels_cache_location)
message = (
textwrap.dedent(
"""
Package index page cache location: {http_cache_location}
Package index page cache size: {http_cache_size}
Number of HTTP files: {num_http_files}
Locally built wheels location: {wheels_cache_location}
Locally built wheels size: {wheels_cache_size}
Number of locally built wheels: {package_count}
"""
)
.format(
http_cache_location=http_cache_location,
http_cache_size=http_cache_size,
num_http_files=num_http_files,
wheels_cache_location=wheels_cache_location,
package_count=num_packages,
wheels_cache_size=wheels_cache_size,
)
.strip()
)
logger.info(message)
def list_cache_items(self, options: Values, args: List[Any]) -> None:
if len(args) > 1:
raise CommandError("Too many arguments")
if args:
pattern = args[0]
else:
pattern = "*"
files = self._find_wheels(options, pattern)
if options.list_format == "human":
self.format_for_human(files)
else:
self.format_for_abspath(files)
def format_for_human(self, files: List[str]) -> None:
if not files:
logger.info("No locally built wheels cached.")
return
results = []
for filename in files:
wheel = os.path.basename(filename)
size = filesystem.format_file_size(filename)
results.append(f" - {wheel} ({size})")
logger.info("Cache contents:\n")
logger.info("\n".join(sorted(results)))
def format_for_abspath(self, files: List[str]) -> None:
if not files:
return
results = []
for filename in files:
results.append(filename)
logger.info("\n".join(sorted(results)))
def remove_cache_items(self, options: Values, args: List[Any]) -> None:
if len(args) > 1:
raise CommandError("Too many arguments")
if not args:
raise CommandError("Please provide a pattern")
files = self._find_wheels(options, args[0])
no_matching_msg = "No matching packages"
if args[0] == "*":
# Only fetch http files if no specific pattern given
files += self._find_http_files(options)
else:
# Add the pattern to the log message
no_matching_msg += ' for pattern "{}"'.format(args[0])
if not files:
logger.warning(no_matching_msg)
for filename in files:
os.unlink(filename)
logger.verbose("Removed %s", filename)
logger.info("Files removed: %s", len(files))
def purge_cache(self, options: Values, args: List[Any]) -> None:
if args:
raise CommandError("Too many arguments")
return self.remove_cache_items(options, ["*"])
def _cache_dir(self, options: Values, subdir: str) -> str:
return os.path.join(options.cache_dir, subdir)
def _find_http_files(self, options: Values) -> List[str]:
http_dir = self._cache_dir(options, "http")
return filesystem.find_files(http_dir, "*")
def _find_wheels(self, options: Values, pattern: str) -> List[str]:
wheel_dir = self._cache_dir(options, "wheels")
# The wheel filename format, as specified in PEP 427, is:
# {distribution}-{version}(-{build})?-{python}-{abi}-{platform}.whl
#
# Additionally, non-alphanumeric values in the distribution are
# normalized to underscores (_), meaning hyphens can never occur
# before `-{version}`.
#
# Given that information:
# - If the pattern we're given contains a hyphen (-), the user is
# providing at least the version. Thus, we can just append `*.whl`
# to match the rest of it.
# - If the pattern we're given doesn't contain a hyphen (-), the
# user is only providing the name. Thus, we append `-*.whl` to
# match the hyphen before the version, followed by anything else.
#
# PEP 427: https://www.python.org/dev/peps/pep-0427/
pattern = pattern + ("*.whl" if "-" in pattern else "-*.whl")
return filesystem.find_files(wheel_dir, pattern)
import logging
from optparse import Values
from typing import List
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.operations.check import (
check_package_set,
create_package_set_from_installed,
)
from pip._internal.utils.misc import write_output
logger = logging.getLogger(__name__)
class CheckCommand(Command):
"""Verify installed packages have compatible dependencies."""
usage = """
%prog [options]"""
def run(self, options: Values, args: List[str]) -> int:
package_set, parsing_probs = create_package_set_from_installed()
missing, conflicting = check_package_set(package_set)
for project_name in missing:
version = package_set[project_name].version
for dependency in missing[project_name]:
write_output(
"%s %s requires %s, which is not installed.",
project_name,
version,
dependency[0],
)
for project_name in conflicting:
version = package_set[project_name].version
for dep_name, dep_version, req in conflicting[project_name]:
write_output(
"%s %s has requirement %s, but you have %s %s.",
project_name,
version,
req,
dep_name,
dep_version,
)
if missing or conflicting or parsing_probs:
return ERROR
else:
write_output("No broken requirements found.")
return SUCCESS
import sys
import textwrap
from optparse import Values
from typing import List
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.utils.misc import get_prog
BASE_COMPLETION = """
# pip {shell} completion start{script}# pip {shell} completion end
"""
COMPLETION_SCRIPTS = {
"bash": """
_pip_completion()
{{
COMPREPLY=( $( COMP_WORDS="${{COMP_WORDS[*]}}" \\
COMP_CWORD=$COMP_CWORD \\
PIP_AUTO_COMPLETE=1 $1 2>/dev/null ) )
}}
complete -o default -F _pip_completion {prog}
""",
"zsh": """
function _pip_completion {{
local words cword
read -Ac words
read -cn cword
reply=( $( COMP_WORDS="$words[*]" \\
COMP_CWORD=$(( cword-1 )) \\
PIP_AUTO_COMPLETE=1 $words[1] 2>/dev/null ))
}}
compctl -K _pip_completion {prog}
""",
"fish": """
function __fish_complete_pip
set -lx COMP_WORDS (commandline -o) ""
set -lx COMP_CWORD ( \\
math (contains -i -- (commandline -t) $COMP_WORDS)-1 \\
)
set -lx PIP_AUTO_COMPLETE 1
string split \\ -- (eval $COMP_WORDS[1])
end
complete -fa "(__fish_complete_pip)" -c {prog}
""",
"powershell": """
if ((Test-Path Function:\\TabExpansion) -and -not `
(Test-Path Function:\\_pip_completeBackup)) {{
Rename-Item Function:\\TabExpansion _pip_completeBackup
}}
function TabExpansion($line, $lastWord) {{
$lastBlock = [regex]::Split($line, '[|;]')[-1].TrimStart()
if ($lastBlock.StartsWith("{prog} ")) {{
$Env:COMP_WORDS=$lastBlock
$Env:COMP_CWORD=$lastBlock.Split().Length - 1
$Env:PIP_AUTO_COMPLETE=1
(& {prog}).Split()
Remove-Item Env:COMP_WORDS
Remove-Item Env:COMP_CWORD
Remove-Item Env:PIP_AUTO_COMPLETE
}}
elseif (Test-Path Function:\\_pip_completeBackup) {{
# Fall back on existing tab expansion
_pip_completeBackup $line $lastWord
}}
}}
""",
}
class CompletionCommand(Command):
"""A helper command to be used for command completion."""
ignore_require_venv = True
def add_options(self) -> None:
self.cmd_opts.add_option(
"--bash",
"-b",
action="store_const",
const="bash",
dest="shell",
help="Emit completion code for bash",
)
self.cmd_opts.add_option(
"--zsh",
"-z",
action="store_const",
const="zsh",
dest="shell",
help="Emit completion code for zsh",
)
self.cmd_opts.add_option(
"--fish",
"-f",
action="store_const",
const="fish",
dest="shell",
help="Emit completion code for fish",
)
self.cmd_opts.add_option(
"--powershell",
"-p",
action="store_const",
const="powershell",
dest="shell",
help="Emit completion code for powershell",
)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
"""Prints the completion code of the given shell"""
shells = COMPLETION_SCRIPTS.keys()
shell_options = ["--" + shell for shell in sorted(shells)]
if options.shell in shells:
script = textwrap.dedent(
COMPLETION_SCRIPTS.get(options.shell, "").format(prog=get_prog())
)
print(BASE_COMPLETION.format(script=script, shell=options.shell))
return SUCCESS
else:
sys.stderr.write(
"ERROR: You must pass {}\n".format(" or ".join(shell_options))
)
return SUCCESS
import logging
import os
import subprocess
from optparse import Values
from typing import Any, List, Optional
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.configuration import (
Configuration,
Kind,
get_configuration_files,
kinds,
)
from pip._internal.exceptions import PipError
from pip._internal.utils.logging import indent_log
from pip._internal.utils.misc import get_prog, write_output
logger = logging.getLogger(__name__)
class ConfigurationCommand(Command):
"""
Manage local and global configuration.
Subcommands:
- list: List the active configuration (or from the file specified)
- edit: Edit the configuration file in an editor
- get: Get the value associated with command.option
- set: Set the command.option=value
- unset: Unset the value associated with command.option
- debug: List the configuration files and values defined under them
Configuration keys should be dot separated command and option name,
with the special prefix "global" affecting any command. For example,
"pip config set global.index-url https://example.org/" would configure
the index url for all commands, but "pip config set download.timeout 10"
would configure a 10 second timeout only for "pip download" commands.
If none of --user, --global and --site are passed, a virtual
environment configuration file is used if one is active and the file
exists. Otherwise, all modifications happen to the user file by
default.
"""
ignore_require_venv = True
usage = """
%prog [<file-option>] list
%prog [<file-option>] [--editor <editor-path>] edit
%prog [<file-option>] get command.option
%prog [<file-option>] set command.option value
%prog [<file-option>] unset command.option
%prog [<file-option>] debug
"""
def add_options(self) -> None:
self.cmd_opts.add_option(
"--editor",
dest="editor",
action="store",
default=None,
help=(
"Editor to use to edit the file. Uses VISUAL or EDITOR "
"environment variables if not provided."
),
)
self.cmd_opts.add_option(
"--global",
dest="global_file",
action="store_true",
default=False,
help="Use the system-wide configuration file only",
)
self.cmd_opts.add_option(
"--user",
dest="user_file",
action="store_true",
default=False,
help="Use the user configuration file only",
)
self.cmd_opts.add_option(
"--site",
dest="site_file",
action="store_true",
default=False,
help="Use the current environment configuration file only",
)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
handlers = {
"list": self.list_values,
"edit": self.open_in_editor,
"get": self.get_name,
"set": self.set_name_value,
"unset": self.unset_name,
"debug": self.list_config_values,
}
# Determine action
if not args or args[0] not in handlers:
logger.error(
"Need an action (%s) to perform.",
", ".join(sorted(handlers)),
)
return ERROR
action = args[0]
# Determine which configuration files are to be loaded
# Depends on whether the command is modifying.
try:
load_only = self._determine_file(
options, need_value=(action in ["get", "set", "unset", "edit"])
)
except PipError as e:
logger.error(e.args[0])
return ERROR
# Load a new configuration
self.configuration = Configuration(
isolated=options.isolated_mode, load_only=load_only
)
self.configuration.load()
# Error handling happens here, not in the action-handlers.
try:
handlers[action](options, args[1:])
except PipError as e:
logger.error(e.args[0])
return ERROR
return SUCCESS
def _determine_file(self, options: Values, need_value: bool) -> Optional[Kind]:
file_options = [
key
for key, value in (
(kinds.USER, options.user_file),
(kinds.GLOBAL, options.global_file),
(kinds.SITE, options.site_file),
)
if value
]
if not file_options:
if not need_value:
return None
# Default to user, unless there's a site file.
elif any(
os.path.exists(site_config_file)
for site_config_file in get_configuration_files()[kinds.SITE]
):
return kinds.SITE
else:
return kinds.USER
elif len(file_options) == 1:
return file_options[0]
raise PipError(
"Need exactly one file to operate upon "
"(--user, --site, --global) to perform."
)
def list_values(self, options: Values, args: List[str]) -> None:
self._get_n_args(args, "list", n=0)
for key, value in sorted(self.configuration.items()):
write_output("%s=%r", key, value)
def get_name(self, options: Values, args: List[str]) -> None:
key = self._get_n_args(args, "get [name]", n=1)
value = self.configuration.get_value(key)
write_output("%s", value)
def set_name_value(self, options: Values, args: List[str]) -> None:
key, value = self._get_n_args(args, "set [name] [value]", n=2)
self.configuration.set_value(key, value)
self._save_configuration()
def unset_name(self, options: Values, args: List[str]) -> None:
key = self._get_n_args(args, "unset [name]", n=1)
self.configuration.unset_value(key)
self._save_configuration()
def list_config_values(self, options: Values, args: List[str]) -> None:
"""List config key-value pairs across different config files"""
self._get_n_args(args, "debug", n=0)
self.print_env_var_values()
# Iterate over config files and print if they exist, and the
# key-value pairs present in them if they do
for variant, files in sorted(self.configuration.iter_config_files()):
write_output("%s:", variant)
for fname in files:
with indent_log():
file_exists = os.path.exists(fname)
write_output("%s, exists: %r", fname, file_exists)
if file_exists:
self.print_config_file_values(variant)
def print_config_file_values(self, variant: Kind) -> None:
"""Get key-value pairs from the file of a variant"""
for name, value in self.configuration.get_values_in_config(variant).items():
with indent_log():
write_output("%s: %s", name, value)
def print_env_var_values(self) -> None:
"""Get key-values pairs present as environment variables"""
write_output("%s:", "env_var")
with indent_log():
for key, value in sorted(self.configuration.get_environ_vars()):
env_var = f"PIP_{key.upper()}"
write_output("%s=%r", env_var, value)
def open_in_editor(self, options: Values, args: List[str]) -> None:
editor = self._determine_editor(options)
fname = self.configuration.get_file_to_edit()
if fname is None:
raise PipError("Could not determine appropriate file.")
elif '"' in fname:
# This shouldn't happen, unless we see a username like that.
# If that happens, we'd appreciate a pull request fixing this.
raise PipError(
f'Can not open an editor for a file name containing "\n{fname}'
)
try:
subprocess.check_call(f'{editor} "{fname}"', shell=True)
except FileNotFoundError as e:
if not e.filename:
e.filename = editor
raise
except subprocess.CalledProcessError as e:
raise PipError(
"Editor Subprocess exited with exit code {}".format(e.returncode)
)
def _get_n_args(self, args: List[str], example: str, n: int) -> Any:
"""Helper to make sure the command got the right number of arguments"""
if len(args) != n:
msg = (
"Got unexpected number of arguments, expected {}. "
'(example: "{} config {}")'
).format(n, get_prog(), example)
raise PipError(msg)
if n == 1:
return args[0]
else:
return args
def _save_configuration(self) -> None:
# We successfully ran a modifying command. Need to save the
# configuration.
try:
self.configuration.save()
except Exception:
logger.exception(
"Unable to save configuration. Please report this as a bug."
)
raise PipError("Internal Error.")
def _determine_editor(self, options: Values) -> str:
if options.editor is not None:
return options.editor
elif "VISUAL" in os.environ:
return os.environ["VISUAL"]
elif "EDITOR" in os.environ:
return os.environ["EDITOR"]
else:
raise PipError("Could not determine editor to use.")
import importlib.resources
import locale
import logging
import os
import sys
from optparse import Values
from types import ModuleType
from typing import Any, Dict, List, Optional
import pip._vendor
from pip._vendor.certifi import where
from pip._vendor.packaging.version import parse as parse_version
from pip._internal.cli import cmdoptions
from pip._internal.cli.base_command import Command
from pip._internal.cli.cmdoptions import make_target_python
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.configuration import Configuration
from pip._internal.metadata import get_environment
from pip._internal.utils.logging import indent_log
from pip._internal.utils.misc import get_pip_version
logger = logging.getLogger(__name__)
def show_value(name: str, value: Any) -> None:
logger.info("%s: %s", name, value)
def show_sys_implementation() -> None:
logger.info("sys.implementation:")
implementation_name = sys.implementation.name
with indent_log():
show_value("name", implementation_name)
def create_vendor_txt_map() -> Dict[str, str]:
with importlib.resources.open_text("pip._vendor", "vendor.txt") as f:
# Purge non version specifying lines.
# Also, remove any space prefix or suffixes (including comments).
lines = [
line.strip().split(" ", 1)[0] for line in f.readlines() if "==" in line
]
# Transform into "module" -> version dict.
return dict(line.split("==", 1) for line in lines)
def get_module_from_module_name(module_name: str) -> ModuleType:
# Module name can be uppercase in vendor.txt for some reason...
module_name = module_name.lower().replace("-", "_")
# PATCH: setuptools is actually only pkg_resources.
if module_name == "setuptools":
module_name = "pkg_resources"
__import__(f"pip._vendor.{module_name}", globals(), locals(), level=0)
return getattr(pip._vendor, module_name)
def get_vendor_version_from_module(module_name: str) -> Optional[str]:
module = get_module_from_module_name(module_name)
version = getattr(module, "__version__", None)
if not version:
# Try to find version in debundled module info.
assert module.__file__ is not None
env = get_environment([os.path.dirname(module.__file__)])
dist = env.get_distribution(module_name)
if dist:
version = str(dist.version)
return version
def show_actual_vendor_versions(vendor_txt_versions: Dict[str, str]) -> None:
"""Log the actual version and print extra info if there is
a conflict or if the actual version could not be imported.
"""
for module_name, expected_version in vendor_txt_versions.items():
extra_message = ""
actual_version = get_vendor_version_from_module(module_name)
if not actual_version:
extra_message = (
" (Unable to locate actual module version, using"
" vendor.txt specified version)"
)
actual_version = expected_version
elif parse_version(actual_version) != parse_version(expected_version):
extra_message = (
" (CONFLICT: vendor.txt suggests version should"
" be {})".format(expected_version)
)
logger.info("%s==%s%s", module_name, actual_version, extra_message)
def show_vendor_versions() -> None:
logger.info("vendored library versions:")
vendor_txt_versions = create_vendor_txt_map()
with indent_log():
show_actual_vendor_versions(vendor_txt_versions)
def show_tags(options: Values) -> None:
tag_limit = 10
target_python = make_target_python(options)
tags = target_python.get_tags()
# Display the target options that were explicitly provided.
formatted_target = target_python.format_given()
suffix = ""
if formatted_target:
suffix = f" (target: {formatted_target})"
msg = "Compatible tags: {}{}".format(len(tags), suffix)
logger.info(msg)
if options.verbose < 1 and len(tags) > tag_limit:
tags_limited = True
tags = tags[:tag_limit]
else:
tags_limited = False
with indent_log():
for tag in tags:
logger.info(str(tag))
if tags_limited:
msg = (
"...\n[First {tag_limit} tags shown. Pass --verbose to show all.]"
).format(tag_limit=tag_limit)
logger.info(msg)
def ca_bundle_info(config: Configuration) -> str:
levels = set()
for key, _ in config.items():
levels.add(key.split(".")[0])
if not levels:
return "Not specified"
levels_that_override_global = ["install", "wheel", "download"]
global_overriding_level = [
level for level in levels if level in levels_that_override_global
]
if not global_overriding_level:
return "global"
if "global" in levels:
levels.remove("global")
return ", ".join(levels)
class DebugCommand(Command):
"""
Display debug information.
"""
usage = """
%prog <options>"""
ignore_require_venv = True
def add_options(self) -> None:
cmdoptions.add_target_python_options(self.cmd_opts)
self.parser.insert_option_group(0, self.cmd_opts)
self.parser.config.load()
def run(self, options: Values, args: List[str]) -> int:
logger.warning(
"This command is only meant for debugging. "
"Do not use this with automation for parsing and getting these "
"details, since the output and options of this command may "
"change without notice."
)
show_value("pip version", get_pip_version())
show_value("sys.version", sys.version)
show_value("sys.executable", sys.executable)
show_value("sys.getdefaultencoding", sys.getdefaultencoding())
show_value("sys.getfilesystemencoding", sys.getfilesystemencoding())
show_value(
"locale.getpreferredencoding",
locale.getpreferredencoding(),
)
show_value("sys.platform", sys.platform)
show_sys_implementation()
show_value("'cert' config value", ca_bundle_info(self.parser.config))
show_value("REQUESTS_CA_BUNDLE", os.environ.get("REQUESTS_CA_BUNDLE"))
show_value("CURL_CA_BUNDLE", os.environ.get("CURL_CA_BUNDLE"))
show_value("pip._vendor.certifi.where()", where())
show_value("pip._vendor.DEBUNDLED", pip._vendor.DEBUNDLED)
show_vendor_versions()
show_tags(options)
return SUCCESS
import logging
import os
from optparse import Values
from typing import List
from pip._internal.cli import cmdoptions
from pip._internal.cli.cmdoptions import make_target_python
from pip._internal.cli.req_command import RequirementCommand, with_cleanup
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.operations.build.build_tracker import get_build_tracker
from pip._internal.req.req_install import (
LegacySetupPyOptionsCheckMode,
check_legacy_setup_py_options,
)
from pip._internal.utils.misc import ensure_dir, normalize_path, write_output
from pip._internal.utils.temp_dir import TempDirectory
logger = logging.getLogger(__name__)
class DownloadCommand(RequirementCommand):
"""
Download packages from:
- PyPI (and other indexes) using requirement specifiers.
- VCS project urls.
- Local project directories.
- Local or remote source archives.
pip also supports downloading from "requirements files", which provide
an easy way to specify a whole environment to be downloaded.
"""
usage = """
%prog [options] <requirement specifier> [package-index-options] ...
%prog [options] -r <requirements file> [package-index-options] ...
%prog [options] <vcs project url> ...
%prog [options] <local project path> ...
%prog [options] <archive url/path> ..."""
def add_options(self) -> None:
self.cmd_opts.add_option(cmdoptions.constraints())
self.cmd_opts.add_option(cmdoptions.requirements())
self.cmd_opts.add_option(cmdoptions.no_deps())
self.cmd_opts.add_option(cmdoptions.global_options())
self.cmd_opts.add_option(cmdoptions.no_binary())
self.cmd_opts.add_option(cmdoptions.only_binary())
self.cmd_opts.add_option(cmdoptions.prefer_binary())
self.cmd_opts.add_option(cmdoptions.src())
self.cmd_opts.add_option(cmdoptions.pre())
self.cmd_opts.add_option(cmdoptions.require_hashes())
self.cmd_opts.add_option(cmdoptions.progress_bar())
self.cmd_opts.add_option(cmdoptions.no_build_isolation())
self.cmd_opts.add_option(cmdoptions.use_pep517())
self.cmd_opts.add_option(cmdoptions.no_use_pep517())
self.cmd_opts.add_option(cmdoptions.check_build_deps())
self.cmd_opts.add_option(cmdoptions.ignore_requires_python())
self.cmd_opts.add_option(
"-d",
"--dest",
"--destination-dir",
"--destination-directory",
dest="download_dir",
metavar="dir",
default=os.curdir,
help="Download packages into <dir>.",
)
cmdoptions.add_target_python_options(self.cmd_opts)
index_opts = cmdoptions.make_option_group(
cmdoptions.index_group,
self.parser,
)
self.parser.insert_option_group(0, index_opts)
self.parser.insert_option_group(0, self.cmd_opts)
@with_cleanup
def run(self, options: Values, args: List[str]) -> int:
options.ignore_installed = True
# editable doesn't really make sense for `pip download`, but the bowels
# of the RequirementSet code require that property.
options.editables = []
cmdoptions.check_dist_restriction(options)
options.download_dir = normalize_path(options.download_dir)
ensure_dir(options.download_dir)
session = self.get_default_session(options)
target_python = make_target_python(options)
finder = self._build_package_finder(
options=options,
session=session,
target_python=target_python,
ignore_requires_python=options.ignore_requires_python,
)
build_tracker = self.enter_context(get_build_tracker())
directory = TempDirectory(
delete=not options.no_clean,
kind="download",
globally_managed=True,
)
reqs = self.get_requirements(args, options, finder, session)
check_legacy_setup_py_options(
options, reqs, LegacySetupPyOptionsCheckMode.DOWNLOAD
)
preparer = self.make_requirement_preparer(
temp_build_dir=directory,
options=options,
build_tracker=build_tracker,
session=session,
finder=finder,
download_dir=options.download_dir,
use_user_site=False,
verbosity=self.verbosity,
)
resolver = self.make_resolver(
preparer=preparer,
finder=finder,
options=options,
ignore_requires_python=options.ignore_requires_python,
use_pep517=options.use_pep517,
py_version_info=options.python_version,
)
self.trace_basic_info(finder)
requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
downloaded: List[str] = []
for req in requirement_set.requirements.values():
if req.satisfied_by is None:
assert req.name is not None
preparer.save_linked_requirement(req)
downloaded.append(req.name)
if downloaded:
write_output("Successfully downloaded %s", " ".join(downloaded))
return SUCCESS
import sys
from optparse import Values
from typing import List
from pip._internal.cli import cmdoptions
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import SUCCESS
from pip._internal.operations.freeze import freeze
from pip._internal.utils.compat import stdlib_pkgs
DEV_PKGS = {"pip", "setuptools", "distribute", "wheel"}
class FreezeCommand(Command):
"""
Output installed packages in requirements format.
packages are listed in a case-insensitive sorted order.
"""
usage = """
%prog [options]"""
log_streams = ("ext://sys.stderr", "ext://sys.stderr")
def add_options(self) -> None:
self.cmd_opts.add_option(
"-r",
"--requirement",
dest="requirements",
action="append",
default=[],
metavar="file",
help=(
"Use the order in the given requirements file and its "
"comments when generating output. This option can be "
"used multiple times."
),
)
self.cmd_opts.add_option(
"-l",
"--local",
dest="local",
action="store_true",
default=False,
help=(
"If in a virtualenv that has global access, do not output "
"globally-installed packages."
),
)
self.cmd_opts.add_option(
"--user",
dest="user",
action="store_true",
default=False,
help="Only output packages installed in user-site.",
)
self.cmd_opts.add_option(cmdoptions.list_path())
self.cmd_opts.add_option(
"--all",
dest="freeze_all",
action="store_true",
help=(
"Do not skip these packages in the output:"
" {}".format(", ".join(DEV_PKGS))
),
)
self.cmd_opts.add_option(
"--exclude-editable",
dest="exclude_editable",
action="store_true",
help="Exclude editable package from output.",
)
self.cmd_opts.add_option(cmdoptions.list_exclude())
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
skip = set(stdlib_pkgs)
if not options.freeze_all:
skip.update(DEV_PKGS)
if options.excludes:
skip.update(options.excludes)
cmdoptions.check_list_path_option(options)
for line in freeze(
requirement=options.requirements,
local_only=options.local,
user_only=options.user,
paths=options.path,
isolated=options.isolated_mode,
skip=skip,
exclude_editable=options.exclude_editable,
):
sys.stdout.write(line + "\n")
return SUCCESS
import hashlib
import logging
import sys
from optparse import Values
from typing import List
from pip._internal.cli.base_command import Command
from pip._internal.cli.status_codes import ERROR, SUCCESS
from pip._internal.utils.hashes import FAVORITE_HASH, STRONG_HASHES
from pip._internal.utils.misc import read_chunks, write_output
logger = logging.getLogger(__name__)
class HashCommand(Command):
"""
Compute a hash of a local package archive.
These can be used with --hash in a requirements file to do repeatable
installs.
"""
usage = "%prog [options] <file> ..."
ignore_require_venv = True
def add_options(self) -> None:
self.cmd_opts.add_option(
"-a",
"--algorithm",
dest="algorithm",
choices=STRONG_HASHES,
action="store",
default=FAVORITE_HASH,
help="The hash algorithm to use: one of {}".format(
", ".join(STRONG_HASHES)
),
)
self.parser.insert_option_group(0, self.cmd_opts)
def run(self, options: Values, args: List[str]) -> int:
if not args:
self.parser.print_usage(sys.stderr)
return ERROR
algorithm = options.algorithm
for path in args:
write_output(
"%s:\n--hash=%s:%s", path, algorithm, _hash_of_file(path, algorithm)
)
return SUCCESS
def _hash_of_file(path: str, algorithm: str) -> str:
"""Return the hash digest of a file."""
with open(path, "rb") as archive:
hash = hashlib.new(algorithm)
for chunk in read_chunks(archive):
hash.update(chunk)
return hash.hexdigest()