FM / pip

/usr/lib/python2.7/site-packages/pip

Name	Size	Mode	Actions
commands/	-	0755	rm
compat/	-	0755	rm
models/	-	0755	rm
operations/	-	0755	rm
req/	-	0755	rm
utils/	-	0755	rm
vcs/	-	0755	rm
_vendor/	-	0755	rm
basecommand.py	11910	0644	edit dl rm
basecommand.pyc	8935	0644	edit dl rm
basecommand.pyo	8935	0644	edit dl rm
baseparser.py	10465	0644	edit dl rm
baseparser.pyc	10745	0644	edit dl rm
baseparser.pyo	10709	0644	edit dl rm
cmdoptions.py	16474	0644	edit dl rm
cmdoptions.pyc	15626	0644	edit dl rm
cmdoptions.pyo	15626	0644	edit dl rm
download.py	32847	0644	edit dl rm
download.pyc	25940	0644	edit dl rm
download.pyo	25814	0644	edit dl rm
exceptions.py	8121	0644	edit dl rm
exceptions.pyc	12448	0644	edit dl rm
exceptions.pyo	12448	0644	edit dl rm
index.py	39950	0644	edit dl rm
index.pyc	35141	0644	edit dl rm
index.pyo	35063	0644	edit dl rm
locations.py	5626	0644	edit dl rm
locations.pyc	4769	0644	edit dl rm
locations.pyo	4676	0644	edit dl rm
pep425tags.py	10980	0644	edit dl rm
pep425tags.pyc	9479	0644	edit dl rm
pep425tags.pyo	9479	0644	edit dl rm
status_codes.py	156	0644	edit dl rm
status_codes.pyc	393	0644	edit dl rm
status_codes.pyo	393	0644	edit dl rm
wheel.py	32287	0644	edit dl rm
wheel.pyc	25433	0644	edit dl rm
wheel.pyo	25218	0644	edit dl rm
__init__.py	11934	0644	edit dl rm
__init__.pyc	9575	0644	edit dl rm
__init__.pyo	9392	0644	edit dl rm
__main__.py	584	0644	edit dl rm
__main__.pyc	484	0644	edit dl rm
__main__.pyo	484	0644	edit dl rm

Edit: /usr/lib/python2.7/site-packages/pip/exceptions.py (8121B)

"""Exceptions used throughout package"""
from __future__ import absolute_import

from itertools import chain, groupby, repeat

from pip._vendor.six import iteritems

class PipError(Exception):
    """Base pip exception"""

class InstallationError(PipError):
    """General exception during installation"""

class UninstallationError(PipError):
    """General exception during uninstallation"""

class DistributionNotFound(InstallationError):
    """Raised when a distribution cannot be found to satisfy a requirement"""

class RequirementsFileParseError(InstallationError):
    """Raised when a general error occurs parsing a requirements file line."""

class BestVersionAlreadyInstalled(PipError):
    """Raised when the most up-to-date version of a package is already
    installed."""

class BadCommand(PipError):
    """Raised when virtualenv or a command is not found"""

class CommandError(PipError):
    """Raised when there is an error in command-line arguments"""

class PreviousBuildDirError(PipError):
    """Raised when there's a previous conflicting build directory"""

class InvalidWheelFilename(InstallationError):
    """Invalid wheel filename."""

class UnsupportedWheel(InstallationError):
    """Unsupported wheel."""

class HashErrors(InstallationError):
    """Multiple HashError instances rolled into one for reporting"""

def __init__(self):
        self.errors = []

def append(self, error):
        self.errors.append(error)

def __str__(self):
        lines = []
        self.errors.sort(key=lambda e: e.order)
        for cls, errors_of_cls in groupby(self.errors, lambda e: e.__class__):
            lines.append(cls.head)
            lines.extend(e.body() for e in errors_of_cls)
        if lines:
            return '\n'.join(lines)

def __nonzero__(self):
        return bool(self.errors)

def __bool__(self):
        return self.__nonzero__()

class HashError(InstallationError):
    """
    A failure to verify a package against known-good hashes

:cvar order: An int sorting hash exception classes by difficulty of
        recovery (lower being harder), so the user doesn't bother fretting
        about unpinned packages when he has deeper issues, like VCS
        dependencies, to deal with. Also keeps error reports in a
        deterministic order.
    :cvar head: A section heading for display above potentially many
        exceptions of this kind
    :ivar req: The InstallRequirement that triggered this error. This is
        pasted on after the exception is instantiated, because it's not
        typically available earlier.

"""
    req = None
    head = ''

def body(self):
        """Return a summary of me for display under the heading.

This default implementation simply prints a description of the
        triggering requirement.

:param req: The InstallRequirement that provoked this error, with
            populate_link() having already been called

"""
        return '    %s' % self._requirement_name()

def __str__(self):
        return '%s\n%s' % (self.head, self.body())

def _requirement_name(self):
        """Return a description of the requirement that triggered me.

This default implementation returns long description of the req, with
        line numbers

"""
        return str(self.req) if self.req else 'unknown package'

class VcsHashUnsupported(HashError):
    """A hash was provided for a version-control-system-based requirement, but
    we don't have a method for hashing those."""

order = 0
    head = ("Can't verify hashes for these requirements because we don't "
            "have a way to hash version control repositories:")

class DirectoryUrlHashUnsupported(HashError):
    """A hash was provided for a version-control-system-based requirement, but
    we don't have a method for hashing those."""

order = 1
    head = ("Can't verify hashes for these file:// requirements because they "
            "point to directories:")

class HashMissing(HashError):
    """A hash was needed for a requirement but is absent."""

order = 2
    head = ('Hashes are required in --require-hashes mode, but they are '
            'missing from some requirements. Here is a list of those '
            'requirements along with the hashes their downloaded archives '
            'actually had. Add lines like these to your requirements files to '
            'prevent tampering. (If you did not enable --require-hashes '
            'manually, note that it turns on automatically when any package '
            'has a hash.)')

def __init__(self, gotten_hash):
        """
        :param gotten_hash: The hash of the (possibly malicious) archive we
            just downloaded
        """
        self.gotten_hash = gotten_hash

def body(self):
        from pip.utils.hashes import FAVORITE_HASH  # Dodge circular import.

package = None
        if self.req:
            # In the case of URL-based requirements, display the original URL
            # seen in the requirements file rather than the package name,
            # so the output can be directly copied into the requirements file.
            package = (self.req.original_link if self.req.original_link
                       # In case someone feeds something downright stupid
                       # to InstallRequirement's constructor.
                       else getattr(self.req, 'req', None))
        return '    %s --hash=%s:%s' % (package or 'unknown package',
                                        FAVORITE_HASH,
                                        self.gotten_hash)

class HashUnpinned(HashError):
    """A requirement had a hash specified but was not pinned to a specific
    version."""

order = 3
    head = ('In --require-hashes mode, all requirements must have their '
            'versions pinned with ==. These do not:')

class HashMismatch(HashError):
    """
    Distribution file hash values don't match.

:ivar package_name: The name of the package that triggered the hash
        mismatch. Feel free to write to this after the exception is raise to
        improve its error message.

"""
    order = 4
    head = ('THESE PACKAGES DO NOT MATCH THE HASHES FROM THE REQUIREMENTS '
            'FILE. If you have updated the package versions, please update '
            'the hashes. Otherwise, examine the package contents carefully; '
            'someone may have tampered with them.')

def __init__(self, allowed, gots):
        """
        :param allowed: A dict of algorithm names pointing to lists of allowed
            hex digests
        :param gots: A dict of algorithm names pointing to hashes we
            actually got from the files under suspicion
        """
        self.allowed = allowed
        self.gots = gots

def body(self):
        return '    %s:\n%s' % (self._requirement_name(),
                                self._hash_comparison())

def _hash_comparison(self):
        """
        Return a comparison of actual and expected hash values.

Example::

Expected sha256 abcdeabcdeabcdeabcdeabcdeabcdeabcdeabcdeabcde
                            or 123451234512345123451234512345123451234512345
                    Got        bcdefbcdefbcdefbcdefbcdefbcdefbcdefbcdefbcdef

"""
        def hash_then_or(hash_name):
            # For now, all the decent hashes have 6-char names, so we can get
            # away with hard-coding space literals.
            return chain([hash_name], repeat('    or'))

lines = []
        for hash_name, expecteds in iteritems(self.allowed):
            prefix = hash_then_or(hash_name)
            lines.extend(('        Expected %s %s' % (next(prefix), e))
                         for e in expecteds)
            lines.append('             Got        %s\n' %
                         self.gots[hash_name].hexdigest())
            prefix = '    or'
        return '\n'.join(lines)

class UnsupportedPythonVersion(InstallationError):
    """Unsupported python version according to Requires-Python package
    metadata."""

cmd: