Merge pull request #539 from bryant1410/typos

Fix some typos

22 files changed, 63 insertions, 64 deletions

diff --git a/git/cmd.py b/git/cmd.py
index 1481ac81..ddce9824 100644
--- a/git/cmd.py
+++ b/git/cmd.py
@@ -68,10 +68,10 @@ def handle_process_output(process, stdout_handler, stderr_handler,
     :return: result of finalizer
     :param process: subprocess.Popen instance
     :param stdout_handler: f(stdout_line_string), or None
-    :param stderr_hanlder: f(stderr_line_string), or None
+    :param stderr_handler: f(stderr_line_string), or None
     :param finalizer: f(proc) - wait for proc to finish
     :param decode_streams:
-        Assume stdout/stderr streams are binary and decode them vefore pushing \
+        Assume stdout/stderr streams are binary and decode them before pushing \
         their contents to handlers.
         Set it to False if `universal_newline == True` (then streams are in text-mode)
         or if decoding must happen later (i.e. for Diffs).
@@ -419,7 +419,7 @@ class Git(LazyMixin):
 
     def _set_cache_(self, attr):
         if attr == '_version_info':
-            # We only use the first 4 numbers, as everthing else could be strings in fact (on windows)
+            # We only use the first 4 numbers, as everything else could be strings in fact (on windows)
             version_numbers = self._call_process('version').split(' ')[2]
             self._version_info = tuple(int(n) for n in version_numbers.split('.')[:4] if n.isdigit())
         else:
diff --git a/git/config.py b/git/config.py
index eddfac15..00943b58 100644
--- a/git/config.py
+++ b/git/config.py
@@ -194,7 +194,7 @@ class GitConfigParser(with_metaclass(MetaParserBuilder, cp.RawConfigParser, obje
             configuration files have been included
         :param merge_includes: if True, we will read files mentioned in [include] sections and merge their
             contents into ours. This makes it impossible to write back an individual configuration file.
-            Thus, if you want to modify a single conifguration file, turn this off to leave the original
+            Thus, if you want to modify a single configuration file, turn this off to leave the original
             dataset unaltered when reading it."""
         cp.RawConfigParser.__init__(self, dict_type=OrderedDict)
 
@@ -271,7 +271,7 @@ class GitConfigParser(with_metaclass(MetaParserBuilder, cp.RawConfigParser, obje
         """A direct copy of the py2.4 version of the super class's _read method
         to assure it uses ordered dicts. Had to change one line to make it work.
 
-        Future versions have this fixed, but in fact its quite embarassing for the
+        Future versions have this fixed, but in fact its quite embarrassing for the
         guys not to have done it right in the first place !
 
         Removed big comments to make it more compact.
@@ -468,7 +468,7 @@ class GitConfigParser(with_metaclass(MetaParserBuilder, cp.RawConfigParser, obje
         # end assert multiple files
 
         if self._has_includes():
-            log.debug("Skipping write-back of confiuration file as include files were merged in." +
+            log.debug("Skipping write-back of configuration file as include files were merged in." +
                       "Set merge_includes=False to prevent this.")
             return
         # end
diff --git a/git/diff.py b/git/diff.py
index 35c7ff86..96e246a2 100644
--- a/git/diff.py
+++ b/git/diff.py
@@ -91,11 +91,11 @@ class Diffable(object):
 
         :param paths:
             is a list of paths or a single path to limit the diff to.
-            It will only include at least one of the givne path or paths.
+            It will only include at least one of the given path or paths.
 
         :param create_patch:
             If True, the returned Diff contains a detailed patch that if applied
-            makes the self to other. Patches are somwhat costly as blobs have to be read
+            makes the self to other. Patches are somewhat costly as blobs have to be read
             and diffed.
 
         :param kwargs:
@@ -106,7 +106,7 @@ class Diffable(object):
 
         :note:
             On a bare repository, 'other' needs to be provided as Index or as
-            as Tree/Commit, or a git command error will occour"""
+            as Tree/Commit, or a git command error will occur"""
         args = list()
         args.append("--abbrev=40")        # we need full shas
         args.append("--full-index")       # get full index paths, not only filenames
@@ -172,7 +172,7 @@ class DiffIndex(list):
     def iter_change_type(self, change_type):
         """
         :return:
-            iterator yieling Diff instances that match the given change_type
+            iterator yielding Diff instances that match the given change_type
 
         :param change_type:
             Member of DiffIndex.change_type, namely:
@@ -347,7 +347,7 @@ class Diff(object):
             msg += '\n---'
         # END diff info
 
-        # Python2 sillyness: have to assure we convert our likely to be unicode object to a string with the
+        # Python2 silliness: have to assure we convert our likely to be unicode object to a string with the
         # right encoding. Otherwise it tries to convert it using ascii, which may fail ungracefully
         res = h + msg
         if not PY3:
@@ -427,7 +427,7 @@ class Diff(object):
             b_path = cls._pick_best_path(b_path, rename_to, b_path_fallback)
 
             # Our only means to find the actual text is to see what has not been matched by our regex,
-            # and then retro-actively assin it to our index
+            # and then retro-actively assign it to our index
             if previous_header is not None:
                 index[-1].diff = text[previous_header.end():header.start()]
             # end assign actual diff
@@ -480,7 +480,7 @@ class Diff(object):
             rename_from = None
             rename_to = None
 
-            # NOTE: We cannot conclude from the existance of a blob to change type
+            # NOTE: We cannot conclude from the existence of a blob to change type
             # as diffs with the working do not have blobs yet
             if change_type == 'D':
                 b_blob_id = None
diff --git a/git/exc.py b/git/exc.py
index eb7c3c0e..a8c66ad1 100644
--- a/git/exc.py
+++ b/git/exc.py
@@ -3,7 +3,7 @@
 #
 # This module is part of GitPython and is released under
 # the BSD License: http://www.opensource.org/licenses/bsd-license.php
-""" Module containing all exceptions thrown througout the git package, """
+""" Module containing all exceptions thrown throughout the git package, """
 
 from gitdb.exc import *     # NOQA @UnusedWildImport
 from git.compat import UnicodeMixin, safe_decode, string_types
diff --git a/git/index/base.py b/git/index/base.py
index ac2d3019..c93a999b 100644
--- a/git/index/base.py
+++ b/git/index/base.py
@@ -144,7 +144,7 @@ class IndexFile(LazyMixin, diff.Diffable, Serializable):
                 self._deserialize(stream)
             finally:
                 lfd.rollback()
-                # The handles will be closed on desctruction
+                # The handles will be closed on destruction
             # END read from default index on demand
         else:
             super(IndexFile, self)._set_cache_(attr)
@@ -880,7 +880,7 @@ class IndexFile(LazyMixin, diff.Diffable, Serializable):
     def move(self, items, skip_errors=False, **kwargs):
         """Rename/move the items, whereas the last item is considered the destination of
         the move operation. If the destination is a file, the first item ( of two )
-        must be a file as well. If the destination is a directory, it may be preceeded
+        must be a file as well. If the destination is a directory, it may be preceded
         by one or more directories or files.
 
         The working tree will be affected in non-bare repositories.
@@ -890,7 +890,7 @@ class IndexFile(LazyMixin, diff.Diffable, Serializable):
             for reference.
         :param skip_errors:
             If True, errors such as ones resulting from missing source files will
-            be skpped.
+            be skipped.
         :param kwargs:
             Additional arguments you would like to pass to git-mv, such as dry_run
             or force.
@@ -899,7 +899,7 @@ class IndexFile(LazyMixin, diff.Diffable, Serializable):
             A list of pairs, containing the source file moved as well as its
             actual destination. Relative to the repository root.
 
-        :raise ValueErorr: If only one item was given
+        :raise ValueError: If only one item was given
             GitCommandError: If git could not handle your request"""
         args = list()
         if skip_errors:
@@ -995,7 +995,7 @@ class IndexFile(LazyMixin, diff.Diffable, Serializable):
             prior and after a file has been checked out
 
         :param kwargs:
-            Additional arguments to be pasesd to git-checkout-index
+            Additional arguments to be passed to git-checkout-index
 
         :return:
             iterable yielding paths to files which have been checked out and are
@@ -1223,7 +1223,7 @@ class IndexFile(LazyMixin, diff.Diffable, Serializable):
             cur_val = kwargs.get('R', False)
             kwargs['R'] = not cur_val
             return other.diff(self.Index, paths, create_patch, **kwargs)
-        # END diff against other item handlin
+        # END diff against other item handling
 
         # if other is not None here, something is wrong
         if other is not None:
diff --git a/git/index/fun.py b/git/index/fun.py
index 7a7593fe..ddb04138 100644
--- a/git/index/fun.py
+++ b/git/index/fun.py
@@ -355,7 +355,7 @@ def aggressive_tree_merge(odb, tree_shas):
                         out_append(_tree_entry_to_baseindexentry(theirs, 3))
                     # END theirs changed
                     # else:
-                    #   theirs didnt change
+                    #   theirs didn't change
                     #   pass
                 # END handle theirs
             # END handle ours
diff --git a/git/index/util.py b/git/index/util.py
index ce798851..5d72a9cc 100644
--- a/git/index/util.py
+++ b/git/index/util.py
@@ -72,7 +72,7 @@ def default_index(func):
             raise AssertionError(
                 "Cannot call %r on indices that do not represent the default git index" % func.__name__)
         return func(self, *args, **kwargs)
-    # END wrpaper method
+    # END wrapper method
 
     return check_default_index
 
diff --git a/git/objects/base.py b/git/objects/base.py
index 0b849960..8027299c 100644
--- a/git/objects/base.py
+++ b/git/objects/base.py
@@ -127,7 +127,7 @@ class IndexObject(Object):
     SubModule objects"""
     __slots__ = ("path", "mode")
 
-    # for compatability with iterable lists
+    # for compatibility with iterable lists
     _id_attribute_ = 'path'
 
     def __init__(self, repo, binsha, mode=None, path=None):
@@ -137,7 +137,7 @@ class IndexObject(Object):
         :param binsha: 20 byte sha1
         :param mode:
             is the stat compatible file mode as int, use the stat module
-            to evaluate the infomration
+            to evaluate the information
         :param path:
             is the path to the file in the file system, relative to the git repository root, i.e.
             file.ext or folder/other.ext
@@ -165,7 +165,7 @@ class IndexObject(Object):
                 % (attr, type(self).__name__))
         else:
             super(IndexObject, self)._set_cache_(attr)
-        # END hanlde slot attribute
+        # END handle slot attribute
 
     @property
     def name(self):
diff --git a/git/objects/commit.py b/git/objects/commit.py
index 1534c552..e537c0bb 100644
--- a/git/objects/commit.py
+++ b/git/objects/commit.py
@@ -163,7 +163,7 @@ class Commit(base.Object, Iterable, Diffable, Traversable, Serializable):
         """Count the number of commits reachable from this commit
 
         :param paths:
-            is an optinal path or a list of paths restricting the return value
+            is an optional path or a list of paths restricting the return value
             to commits actually containing the paths
 
         :param kwargs:
@@ -192,7 +192,7 @@ class Commit(base.Object, Iterable, Diffable, Traversable, Serializable):
         :param repo: is the Repo
         :param rev: revision specifier, see git-rev-parse for viable options
         :param paths:
-            is an optinal path or list of paths, if set only Commits that include the path
+            is an optional path or list of paths, if set only Commits that include the path
             or paths will be considered
         :param kwargs:
             optional keyword arguments to git rev-list where
diff --git a/git/objects/submodule/base.py b/git/objects/submodule/base.py
index 9bb563d7..2e265a54 100644
--- a/git/objects/submodule/base.py
+++ b/git/objects/submodule/base.py
@@ -69,7 +69,7 @@ UPDWKTREE = UpdateProgress.UPDWKTREE
 
 # IndexObject comes via util module, its a 'hacky' fix thanks to pythons import
 # mechanism which cause plenty of trouble of the only reason for packages and
-# modules is refactoring - subpackages shoudn't depend on parent packages
+# modules is refactoring - subpackages shouldn't depend on parent packages
 class Submodule(IndexObject, Iterable, Traversable):
 
     """Implements access to a git submodule. They are special in that their sha
@@ -137,7 +137,7 @@ class Submodule(IndexObject, Iterable, Traversable):
             return type(self).list_items(item.module())
         except InvalidGitRepositoryError:
             return list()
-        # END handle intermeditate items
+        # END handle intermediate items
 
     @classmethod
     def _need_gitfile_submodules(cls, git):
@@ -178,7 +178,7 @@ class Submodule(IndexObject, Iterable, Traversable):
             except ValueError:
                 # We are most likely in an empty repository, so the HEAD doesn't point to a valid ref
                 pass
-        # end hanlde parent_commit
+        # end handle parent_commit
 
         if not repo.bare and parent_matches_head:
             fp_module = os.path.join(repo.working_tree_dir, cls.k_modules_file)
@@ -221,7 +221,7 @@ class Submodule(IndexObject, Iterable, Traversable):
             pc = self.parent_commit
         except ValueError:
             pc = None
-        # end hande empty parent repository
+        # end handle empty parent repository
         parser = self._config_parser(self.repo, pc, read_only)
         parser.set_submodule(self)
         return SectionConstraint(parser, sm_section(self.name))
@@ -940,7 +940,7 @@ class Submodule(IndexObject, Iterable, Traversable):
         # END handle checking mode
 
         # update our sha, it could have changed
-        # If check is False, we might see a parent-commit that doens't even contain the submodule anymore.
+        # If check is False, we might see a parent-commit that doesn't even contain the submodule anymore.
         # in that case, mark our sha as being NULL
         try:
             self.binsha = pctree[self.path].binsha
diff --git a/git/objects/tree.py b/git/objects/tree.py
index 4f853f92..18c0add1 100644
--- a/git/objects/tree.py
+++ b/git/objects/tree.py
@@ -77,7 +77,7 @@ class TreeModifier(object):
 
     """A utility class providing methods to alter the underlying cache in a list-like fashion.
 
-    Once all adjustments are complete, the _cache, which really is a refernce to
+    Once all adjustments are complete, the _cache, which really is a reference to
     the cache of a tree, will be sorted. Assuring it will be in a serializable state"""
     __slots__ = '_cache'
 
@@ -294,7 +294,7 @@ class Tree(IndexObject, diff.Diffable, util.Traversable, util.Serializable):
             return self._map_id_to_type[info[1] >> 12](self.repo, info[0], info[1], join_path(self.path, info[2]))
 
         if isinstance(item, string_types):
-            # compatability
+            # compatibility
             return self.join(item)
         # END index is basestring
 
@@ -308,7 +308,7 @@ class Tree(IndexObject, diff.Diffable, util.Traversable, util.Serializable):
                 # END compare sha
             # END for each entry
         # END handle item is index object
-        # compatability
+        # compatibility
 
         # treat item as repo-relative path
         path = self.path
diff --git a/git/objects/util.py b/git/objects/util.py
index cbb9fe3c..5c085aec 100644
--- a/git/objects/util.py
+++ b/git/objects/util.py
@@ -270,7 +270,7 @@ class Traversable(object):
     def traverse(self, predicate=lambda i, d: True,
                  prune=lambda i, d: False, depth=-1, branch_first=True,
                  visit_once=True, ignore_self=1, as_edge=False):
-        """:return: iterator yieling of items found when traversing self
+        """:return: iterator yielding of items found when traversing self
 
         :param predicate: f(i,d) returns False if item i at depth d should not be included in the result
 
@@ -282,7 +282,7 @@ class Traversable(object):
             define at which level the iteration should not go deeper
             if -1, there is no limit
             if 0, you would effectively only get self, the root of the iteration
-            i.e. if 1, you would only get the first level of predessessors/successors
+            i.e. if 1, you would only get the first level of predecessors/successors
 
         :param branch_first:
             if True, items will be returned branch first, otherwise depth first
@@ -298,7 +298,7 @@ class Traversable(object):
 
         :param as_edge:
             if True, return a pair of items, first being the source, second the
-            destinatination, i.e. tuple(src, dest) with the edge spanning from
+            destination, i.e. tuple(src, dest) with the edge spanning from
             source to destination"""
         visited = set()
         stack = Deque()
@@ -348,7 +348,7 @@ class Serializable(object):
 
     def _serialize(self, stream):
         """Serialize the data of this object into the given data stream
-        :note: a serialized object would ``_deserialize`` into the same objet
+        :note: a serialized object would ``_deserialize`` into the same object
         :param stream: a file-like object
         :return: self"""
         raise NotImplementedError("To be implemented in subclass")
diff --git a/git/refs/head.py b/git/refs/head.py
index a1d8ab46..9a9a8596 100644
--- a/git/refs/head.py
+++ b/git/refs/head.py
@@ -216,8 +216,7 @@ class Head(Reference):
         else:
             return self.repo.active_branch
 
-    #{ Configruation
-
+    #{ Configuration
     def _config_parser(self, read_only):
         if read_only:
             parser = self.repo.config_reader()
@@ -235,7 +234,7 @@ class Head(Reference):
 
     def config_writer(self):
         """
-        :return: A configuration writer instance with read-and write acccess
+        :return: A configuration writer instance with read-and write access
             to options of this head"""
         return self._config_parser(read_only=False)
 
diff --git a/git/refs/reference.py b/git/refs/reference.py
index cc99dc26..734ed8b9 100644
--- a/git/refs/reference.py
+++ b/git/refs/reference.py
@@ -20,7 +20,7 @@ def require_remote_ref_path(func):
     # END wrapper
     wrapper.__name__ = func.__name__
     return wrapper
-#}END utilites
+#}END utilities
 
 
 class Reference(SymbolicReference, LazyMixin, Iterable):
diff --git a/git/refs/remote.py b/git/refs/remote.py
index 1f256b75..b5318bc3 100644
--- a/git/refs/remote.py
+++ b/git/refs/remote.py
@@ -28,7 +28,7 @@ class RemoteReference(Head):
         """Delete the given remote references
 
         :note:
-            kwargs are given for compatability with the base class method as we
+            kwargs are given for comparability with the base class method as we
             should not narrow the signature."""
         repo.git.branch("-d", "-r", *refs)
         # the official deletion method will ignore remote symbolic refs - these
diff --git a/git/refs/symbolic.py b/git/refs/symbolic.py
index ebaff8ca..00fb2fcd 100644
--- a/git/refs/symbolic.py
+++ b/git/refs/symbolic.py
@@ -111,7 +111,7 @@ class SymbolicReference(object):
             return
         # END no packed-refs file handling
         # NOTE: Had try-finally block around here to close the fp,
-        # but some python version woudn't allow yields within that.
+        # but some python version wouldn't allow yields within that.
         # I believe files are closing themselves on destruction, so it is
         # alright.
 
@@ -143,7 +143,7 @@ class SymbolicReference(object):
         except (OSError, IOError):
             # Probably we are just packed, find our entry in the packed refs file
             # NOTE: We are not a symbolic ref if we are in a packed file, as these
-            # are excluded explictly
+            # are excluded explicitly
             for sha, path in cls._iter_packed_refs(repo):
                 if path != ref_path:
                     continue
@@ -264,7 +264,7 @@ class SymbolicReference(object):
         symbolic one.
 
         :param ref: SymbolicReference instance, Object instance or refspec string
-            Only if the ref is a SymbolicRef instance, we will point to it. Everthing
+            Only if the ref is a SymbolicRef instance, we will point to it. Everything
             else is dereferenced to obtain the actual object.
         :param logmsg: If set to a string, the message will be used in the reflog.
             Otherwise, a reflog entry is not written for the changed reference.
@@ -454,7 +454,7 @@ class SymbolicReference(object):
                         fd.writelines(l.encode(defenc) for l in new_lines)
 
             except (OSError, IOError):
-                pass  # it didnt exist at all
+                pass  # it didn't exist at all
 
         # delete the reflog
         reflog_path = RefLog.path(cls(repo, full_ref_path))
@@ -625,7 +625,7 @@ class SymbolicReference(object):
             git.SymbolicReference[], each of them is guaranteed to be a symbolic
             ref which is not detached and pointing to a valid ref
 
-            List is lexigraphically sorted
+            List is lexicographically sorted
             The returned objects represent actual subclasses, such as Head or TagReference"""
         return (r for r in cls._iter_items(repo, common_path) if r.__class__ == SymbolicReference or not r.is_detached)
 
diff --git a/git/refs/tag.py b/git/refs/tag.py
index 11dbab97..cf41d971 100644
--- a/git/refs/tag.py
+++ b/git/refs/tag.py
@@ -9,7 +9,7 @@ class TagReference(Reference):
     ,a tag object or any other object. In the latter case additional information,
     like the signature or the tag-creator, is available.
 
-    This tag object will always point to a commit object, but may carray additional
+    This tag object will always point to a commit object, but may carry additional
     information in a tag object::
 
      tagref = TagReference.list_items(repo)[0]
diff --git a/git/remote.py b/git/remote.py
index 71585a41..7cb7fd59 100644
--- a/git/remote.py
+++ b/git/remote.py
@@ -273,7 +273,7 @@ class FetchInfo(object):
             flags |= cls._flag_map[control_character]
         except KeyError:
             raise ValueError("Control character %r unknown as parsed from line %r" % (control_character, line))
-        # END control char exception hanlding
+        # END control char exception handling
 
         # parse operation string for more info - makes no sense for symbolic refs, but we parse it anyway
         old_commit = None
@@ -535,7 +535,7 @@ class Remote(LazyMixin, Iterable):
             The IterableList is prefixed, hence the 'origin' must be omitted. See
             'refs' property for an example.
 
-            To make things more complicated, it can be possble for the list to include
+            To make things more complicated, it can be possible for the list to include
             other kinds of references, for example, tag references, if these are stale
             as well. This is a fix for the issue described here:
             https://github.com/gitpython-developers/GitPython/issues/260
@@ -554,7 +554,7 @@ class Remote(LazyMixin, Iterable):
             else:
                 fqhn = "%s/%s" % (RemoteReference._common_path_default, ref_name)
                 out_refs.append(RemoteReference(self.repo, fqhn))
-            # end special case handlin
+            # end special case handling
         # END for each line
         return out_refs
 
@@ -778,7 +778,7 @@ class Remote(LazyMixin, Iterable):
             Can take one of many value types:
 
             * None to discard progress information
-            * A function (callable) that is called with the progress infomation.
+            * A function (callable) that is called with the progress information.
 
               Signature: ``progress(op_code, cur_count, max_count=None, message='')``.
 
@@ -823,7 +823,7 @@ class Remote(LazyMixin, Iterable):
         :return: GitConfigParser compatible object able to write options for this remote.
         :note:
             You can only own one writer at a time - delete it to release the
-            configuration file and make it useable by others.
+            configuration file and make it usable by others.
 
             To assure consistent results, you should only query options through the
             writer. Once you are done writing, you are free to use the config reader
diff --git a/git/repo/fun.py b/git/repo/fun.py
index 320eb1c8..4d852cfe 100644
--- a/git/repo/fun.py
+++ b/git/repo/fun.py
@@ -250,8 +250,8 @@ def rev_parse(repo, rev):
 
             # empty output types don't require any specific type, its just about dereferencing tags
             if output_type and obj.type != output_type:
-                raise ValueError("Could not accomodate requested object type %r, got %s" % (output_type, obj.type))
-            # END verify ouput type
+                raise ValueError("Could not accommodate requested object type %r, got %s" % (output_type, obj.type))
+            # END verify output type
 
             start = end + 1                   # skip brace
             parsed_to = start
@@ -280,7 +280,7 @@ def rev_parse(repo, rev):
         # END number parsing only if non-blob mode
 
         parsed_to = start
-        # handle hiererarchy walk
+        # handle hierarchy walk
         try:
             if token == "~":
                 obj = to_commit(obj)
diff --git a/git/test/lib/helper.py b/git/test/lib/helper.py
index c5a003ea..b009a9cd 100644
--- a/git/test/lib/helper.py
+++ b/git/test/lib/helper.py
@@ -192,7 +192,7 @@ def with_rw_and_rw_remote_repo(working_tree_ref):
     and should be an inetd service that serves tempdir.gettempdir() and all
     directories in it.
 
-    The following scetch demonstrates this::
+    The following sketch demonstrates this::
      rorepo ---<bare clone>---> rw_remote_repo ---<clone>---> rw_repo
 
     The test case needs to support the following signature::
diff --git a/git/test/performance/lib.py b/git/test/performance/lib.py
index b57b9b71..ed82e4dd 100644
--- a/git/test/performance/lib.py
+++ b/git/test/performance/lib.py
@@ -16,7 +16,7 @@ from git import (
 )
 from git.util import rmtree
 
-#{ Invvariants
+#{ Invariants
 k_env_git_repo = "GIT_PYTHON_TEST_GIT_REPO_BASE"
 
 #} END invariants
diff --git a/git/util.py b/git/util.py
index d00de1e4..3dd12d39 100644
--- a/git/util.py
+++ b/git/util.py
@@ -232,7 +232,7 @@ class RemoteProgress(object):
         sub_lines = line.split('\r')
         failed_lines = list()
         for sline in sub_lines:
-            # find esacpe characters and cut them away - regex will not work with
+            # find escape characters and cut them away - regex will not work with
             # them as they are non-ascii. As git might expect a tty, it will send them
             last_valid_index = None
             for i, c in enumerate(reversed(sline)):
@@ -527,7 +527,7 @@ class IndexFileSHA1Writer(object):
 
     """Wrapper around a file-like object that remembers the SHA1 of
     the data written to it. It will write a sha when the stream is closed
-    or if the asked for explicitly usign write_sha.
+    or if the asked for explicitly using write_sha.
 
     Only useful to the indexfile
 
@@ -657,7 +657,7 @@ class BlockingLockFile(LockFile):
                 super(BlockingLockFile, self)._obtain_lock()
             except IOError:
                 # synity check: if the directory leading to the lockfile is not
-                # readable anymore, raise an execption
+                # readable anymore, raise an exception
                 curtime = time.time()
                 if not os.path.isdir(os.path.dirname(self._lock_file_path())):
                     msg = "Directory containing the lockfile %r was not readable anymore after waiting %g seconds" % (
@@ -701,7 +701,7 @@ class IterableList(list):
         self._prefix = prefix
 
     def __contains__(self, attr):
-        # first try identy match for performance
+        # first try identity match for performance
         rval = list.__contains__(self, attr)
         if rval:
             return rval