equery: Remove 'changes' subcommand

ChangeLogs have been gone from gentoo.git since the beginning, and
Council agreed in 2016 to allow Infra to decide whether to distribute
them through rsync, which they have decided not to do [1].

[1] https://projects.gentoo.org/council/meeting-logs/20160410-summary.txt

Signed-off-by: Matt Turner <mattst88@gentoo.org>

1 files changed, 0 insertions, 173 deletions

diff --git a/pym/gentoolkit/helpers.py b/pym/gentoolkit/helpers.py
index e7185c3..236a379 100644
--- a/pym/gentoolkit/helpers.py
+++ b/pym/gentoolkit/helpers.py
@@ -9,7 +9,6 @@
 """
 
 __all__ = (
-	'ChangeLog',
 	'FileOwner',
 	'get_cpvs',
 	'get_installed_cpvs',
@@ -43,178 +42,6 @@ from gentoolkit.versionmatch import VersionMatch
 # Classes
 # =======
 
-class ChangeLog:
-	"""Provides methods for working with a Gentoo ChangeLog file.
-
-	Example usage:
-		>>> from gentoolkit.helpers import ChangeLog
-		>>> portage = ChangeLog('/usr/portage/sys-apps/portage/ChangeLog')
-		>>> print(portage.latest.strip())
-		*portage-2.2.0_alpha142 (26 Oct 2012)
-		<BLANKLINE>
-		  26 Oct 2012; Zac Medico <zmedico@gentoo.org> +portage-2.2.0_alpha142.ebuild:
-		  2.2.0_alpha142 version bump. This includes all of the fixes in 2.1.11.31. Bug
-		  #210077 tracks all bugs fixed since portage-2.1.x.
-		>>> len(portage.full)
-		270
-		>>> len(portage.entries_matching_range(
-		...     from_ver='2.1.11.31',
-		...     to_ver='9999'))
-		140
-	"""
-	def __init__(self, changelog_path, invalid_entry_is_fatal=False):
-		if not (os.path.isfile(changelog_path) and
-			os.access(changelog_path, os.R_OK)):
-			raise errors.GentoolkitFatalError(
-				"%s does not exist or is unreadable" % pp.path(changelog_path)
-			)
-		self.changelog_path = changelog_path
-		self.invalid_entry_is_fatal = invalid_entry_is_fatal
-
-		# Process the ChangeLog:
-		self.entries = self._split_changelog()
-		self.indexed_entries = self._index_changelog()
-		self.full = self.entries
-		self.latest = self.entries[0]
-
-	def __repr__(self):
-		return "<%s %r>" % (self.__class__.__name__, self.changelog_path)
-
-	def entries_matching_atom(self, atom):
-		"""Return entries whose header versions match atom's version.
-
-		@type atom: L{gentoolkit.atom.Atom} or str
-		@param atom: a atom to find matching entries against
-		@rtype: list
-		@return: entries matching atom
-		@raise errors.GentoolkitInvalidAtom: if atom is a string and malformed
-		"""
-		result = []
-
-		if not isinstance(atom, Atom):
-			atom = Atom(atom)
-
-		for entry_set in self.indexed_entries:
-			i, entry = entry_set
-			# VersionMatch doesn't store .cp, so we'll force it to match here:
-			i.cp = atom.cp
-			if atom.intersects(i):
-				result.append(entry)
-
-		return result
-
-	def entries_matching_range(self, from_ver=None, to_ver=None):
-		"""Return entries whose header versions are within a range of versions.
-
-		@type from_ver: str
-		@param from_ver: valid Gentoo version
-		@type to_ver: str
-		@param to_ver: valid Gentoo version
-		@rtype: list
-		@return: entries between from_ver and to_ver
-		@raise errors.GentoolkitFatalError: if neither vers are set
-		@raise errors.GentoolkitInvalidVersion: if either ver is invalid
-		"""
-		result = []
-
-		# Make sure we have at least one version set
-		if not (from_ver or to_ver):
-			raise errors.GentoolkitFatalError(
-				"Need to specifiy 'from_ver' or 'to_ver'"
-			)
-
-		# Create a VersionMatch instance out of from_ver
-		from_restriction = None
-		if from_ver:
-			try:
-				from_ver_rev = CPV("null-%s" % from_ver)
-			except errors.GentoolkitInvalidCPV:
-				raise errors.GentoolkitInvalidVersion(from_ver)
-			from_restriction = VersionMatch(from_ver_rev, op='>=')
-
-		# Create a VersionMatch instance out of to_ver
-		to_restriction = None
-		if to_ver:
-			try:
-				to_ver_rev = CPV("null-%s" % to_ver)
-			except errors.GentoolkitInvalidCPV:
-				raise errors.GentoolkitInvalidVersion(to_ver)
-			to_restriction = VersionMatch(to_ver_rev, op='<=')
-
-		# Add entry to result if version ranges intersect it
-		for entry_set in self.indexed_entries:
-			i, entry = entry_set
-			if from_restriction and not from_restriction.match(i):
-				continue
-			if to_restriction and not to_restriction.match(i):
-				# TODO: is it safe to break here?
-				continue
-			result.append(entry)
-
-		return result
-
-	def _index_changelog(self):
-		"""Use the output of L{self._split_changelog} to create an index list
-		of L{gentoolkit.versionmatch.VersionMatch} objects.
-
-		@rtype: list
-		@return: tuples containing a VersionMatch instance for the release
-			version of each entry header as the first item and the entire entry
-			as the second item
-		@raise ValueError: if self.invalid_entry_is_fatal is True and we hit an
-			invalid entry
-		"""
-
-		result = []
-		for entry in self.entries:
-			# Extract the package name from the entry header, ex:
-			# *xterm-242 (07 Mar 2009) => xterm-242
-			pkg_name = entry.split(' ', 1)[0].lstrip('*')
-			if not pkg_name.strip():
-				continue
-			try:
-				entry_ver = CPV(pkg_name, validate=True)
-			except errors.GentoolkitInvalidCPV:
-				if self.invalid_entry_is_fatal:
-					raise ValueError(entry_ver)
-				continue
-
-			result.append((VersionMatch(entry_ver, op='='), entry))
-
-		return result
-
-	def _split_changelog(self):
-		"""Split the ChangeLog into individual entries.
-
-		@rtype: list
-		@return: individual ChangeLog entries
-		"""
-
-		result = []
-		partial_entries = []
-		with open(_unicode_encode(self.changelog_path,
-			encoding=_encodings['fs'], errors="replace"),
-			encoding=_encodings['content']) as log:
-			for line in log:
-				if line.startswith('#'):
-					continue
-				elif line.startswith('*'):
-					# Append last entry to result...
-					entry = ''.join(partial_entries)
-					if entry and not entry.isspace():
-						result.append(entry)
-					# ... and start a new entry
-					partial_entries = [line]
-				else:
-					partial_entries.append(line)
-			else:
-				# Append the final entry
-				entry = ''.join(partial_entries)
-				result.append(entry)
-
-		return result
-
-
 class FileOwner:
 	"""Creates a function for locating the owner of filename queries.