diff -r 6ea8b8671f73 Lib/inspect.py
--- a/Lib/inspect.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Lib/inspect.py	Wed Aug 21 23:12:18 2013 +0200
@@ -47,7 +47,7 @@
 
 # Create constants for the compiler flags in Include/code.h
 # We try to get them from dis to avoid duplication, but fall
-# back to hardcoding so the dependency is optional
+# back to hard-coding so the dependency is optional
 try:
     from dis import COMPILER_FLAG_NAMES as _flag_names
 except ImportError:
diff -r 6ea8b8671f73 Mac/BuildScript/build-installer.py
--- a/Mac/BuildScript/build-installer.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Mac/BuildScript/build-installer.py	Wed Aug 21 23:12:18 2013 +0200
@@ -108,7 +108,7 @@
 ### There are some issues with the SDK selection below here,
 ### The resulting binary doesn't work on all platforms that
 ### it should. Always default to the 10.4u SDK until that
-### isue is resolved.
+### issue is resolved.
 ###
 ##if int(os.uname()[2].split('.')[0]) == 8:
 ##    # Explicitly use the 10.4u (universal) SDK when
@@ -1055,7 +1055,7 @@
     os.chdir(curdir)
 
     if PYTHON_3:
-        # Remove the 'Current' link, that way we don't accidently mess
+        # Remove the 'Current' link, that way we don't accidentally mess
         # with an already installed version of python 2
         os.unlink(os.path.join(rootDir, 'Library', 'Frameworks',
                             'Python.framework', 'Versions', 'Current'))
diff -r 6ea8b8671f73 Modules/unicodedata.c
--- a/Modules/unicodedata.c	Wed Aug 21 21:52:50 2013 +0300
+++ b/Modules/unicodedata.c	Wed Aug 21 23:12:18 2013 +0200
@@ -507,7 +507,7 @@
 
     stackptr = 0;
     isize = PyUnicode_GET_LENGTH(input);
-    /* Overallocate atmost 10 characters. */
+    /* Overallocate at most 10 characters. */
     space = (isize > 10 ? 10 : isize) + isize;
     osize = space;
     output = PyMem_Malloc(space * sizeof(Py_UCS4));
diff -r 6ea8b8671f73 PCbuild/vs9to10.py
--- a/PCbuild/vs9to10.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/PCbuild/vs9to10.py	Wed Aug 21 23:12:18 2013 +0200
@@ -1,4 +1,4 @@
-#Run this file after automatic convertsion of the VisualStudio 2008 solution by VisualStudio 2010.
+#Run this file after automatic conversion of the VisualStudio 2008 solution by VisualStudio 2010.
 #This can be done whenever the 2008 solution changes.
 #It will make the necessary cleanup and updates to the vcxproj files
 #the .props files need to be maintained by hand if the .vsprops files change
diff -r 6ea8b8671f73 Parser/asdl_c.py
--- a/Parser/asdl_c.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Parser/asdl_c.py	Wed Aug 21 23:12:18 2013 +0200
@@ -1056,7 +1056,7 @@
 
 
 class StaticVisitor(PickleVisitor):
-    CODE = '''Very simple, always emit this static code.  Overide CODE'''
+    CODE = '''Very simple, always emit this static code.  Override CODE'''
 
     def visit(self, object):
         self.emit(self.CODE, 0, reflow=False)
diff -r 6ea8b8671f73 Tools/freeze/checkextensions_win32.py
--- a/Tools/freeze/checkextensions_win32.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/freeze/checkextensions_win32.py	Wed Aug 21 23:12:18 2013 +0200
@@ -3,7 +3,7 @@
 Under Windows it is unlikely the .obj files are of use, as special compiler options
 are needed (primarily to toggle the behavior of "public" symbols.
 
-I dont consider it worth parsing the MSVC makefiles for compiler options.  Even if
+I don't consider it worth parsing the MSVC makefiles for compiler options.  Even if
 we get it just right, a specific freeze application may have specific compiler
 options anyway (eg, to enable or disable specific functionality)
 
@@ -14,7 +14,7 @@
   your own).
 * This description can include:
   - The MSVC .dsp file for the extension.  The .c source file names
-    are extraced from there.
+    are extracted from there.
   - Specific compiler/linker options
   - Flag to indicate if Unicode compilation is expected.
 
diff -r 6ea8b8671f73 Tools/freeze/makefreeze.py
--- a/Tools/freeze/makefreeze.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/freeze/makefreeze.py	Wed Aug 21 23:12:18 2013 +0200
@@ -61,7 +61,7 @@
         outfp.write('\t{"%s", M_%s, %d},\n' % (mod, mangled, size))
     outfp.write('\n')
     # The following modules have a NULL code pointer, indicating
-    # that the prozen program should not search for them on the host
+    # that the frozen program should not search for them on the host
     # system. Importing them will *always* raise an ImportError.
     # The zero value size is never used.
     for mod in fail_import:
diff -r 6ea8b8671f73 Tools/gdb/libpython.py
--- a/Tools/gdb/libpython.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/gdb/libpython.py	Wed Aug 21 23:12:18 2013 +0200
@@ -632,7 +632,7 @@
     def iteritems(self):
         '''
         Yields a sequence of (PyObjectPtr key, PyObjectPtr value) pairs,
-        analagous to dict.iteritems()
+        analogous to dict.iteritems()
         '''
         keys = self.field('ma_keys')
         values = self.field('ma_values')
diff -r 6ea8b8671f73 Tools/i18n/msgfmt.py
--- a/Tools/i18n/msgfmt.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/i18n/msgfmt.py	Wed Aug 21 23:12:18 2013 +0200
@@ -154,7 +154,7 @@
         # This is a message with plural forms
         elif l.startswith('msgid_plural'):
             if section != ID:
-                print('msgid_plural not preceeded by msgid on %s:%d' % (infile, lno),
+                print('msgid_plural not preceded by msgid on %s:%d' % (infile, lno),
                       file=sys.stderr)
                 sys.exit(1)
             l = l[12:]
diff -r 6ea8b8671f73 Tools/msi/msilib.py
--- a/Tools/msi/msilib.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/msi/msilib.py	Wed Aug 21 23:12:18 2013 +0200
@@ -305,7 +305,7 @@
         t.create(db)
     # Fill the validation table
     add_data(db, "_Validation", schema._Validation_records)
-    # Initialize the summary information, allowing atmost 20 properties
+    # Initialize the summary information, allowing at most 20 properties
     si = db.GetSummaryInformation(20)
     si.SetProperty(PID_TITLE, "Installation Database")
     si.SetProperty(PID_SUBJECT, ProductName)
diff -r 6ea8b8671f73 Tools/pybench/CommandLine.py
--- a/Tools/pybench/CommandLine.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/pybench/CommandLine.py	Wed Aug 21 23:12:18 2013 +0200
@@ -462,7 +462,7 @@
                 handler = getattr(self, handlername)
             except AttributeError:
                 if value == '':
-                    # count the number of occurances
+                    # count the number of occurrences
                     if optionname in values:
                         values[optionname] = values[optionname] + 1
                     else:
diff -r 6ea8b8671f73 Tools/pybench/systimes.py
--- a/Tools/pybench/systimes.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/pybench/systimes.py	Wed Aug 21 23:12:18 2013 +0200
@@ -5,7 +5,7 @@
 
     This module implements various different strategies for measuring
     performance timings. It tries to choose the best available method
-    based on the platforma and available tools.
+    based on the platform and available tools.
 
     On Windows, it is recommended to have the Mark Hammond win32
     package installed. Alternatively, the Thomas Heller ctypes
diff -r 6ea8b8671f73 Tools/pynche/DetailsViewer.py
--- a/Tools/pynche/DetailsViewer.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/pynche/DetailsViewer.py	Wed Aug 21 23:12:18 2013 +0200
@@ -26,7 +26,7 @@
         other side.  Thus if red were at 238 and 25 were added to it, red
         would have the value 7.
 
-    Preseve Distance
+    Preserve Distance
         When the increment or decrement would send any of the tied variations
         out of bounds, all tied variations are wrapped as one, so as to
         preserve the distance between them.  Thus if green and blue were tied,
diff -r 6ea8b8671f73 Tools/scripts/fixnotice.py
--- a/Tools/scripts/fixnotice.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/scripts/fixnotice.py	Wed Aug 21 23:12:18 2013 +0200
@@ -2,7 +2,7 @@
 
 """(Ostensibly) fix copyright notices in files.
 
-Actually, this sript will simply replace a block of text in a file from one
+Actually, this script will simply replace a block of text in a file from one
 string to another.  It will only do this once though, i.e. not globally
 throughout the file.  It writes a backup file and then does an os.rename()
 dance for atomicity.
diff -r 6ea8b8671f73 Tools/scripts/ifdef.py
--- a/Tools/scripts/ifdef.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/scripts/ifdef.py	Wed Aug 21 23:12:18 2013 +0200
@@ -9,11 +9,11 @@
 # options.  On standard output it writes a copy of the input file(s)
 # minus those code sections that are suppressed by the selected
 # combination of defined/undefined symbols.  The #if(n)def/#else/#else
-# lines themselfs (if the #if(n)def tests for one of the mentioned
+# lines themselves (if the #if(n)def tests for one of the mentioned
 # names) are removed as well.
 
 # Features: Arbitrary nesting of recognized and unrecognized
-# preprocesor statements works correctly.  Unrecognized #if* commands
+# preprocessor statements works correctly.  Unrecognized #if* commands
 # are left in place, so it will never remove too much, only too
 # little.  It does accept whitespace around the '#' character.
 
diff -r 6ea8b8671f73 Tools/scripts/pathfix.py
--- a/Tools/scripts/pathfix.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/scripts/pathfix.py	Wed Aug 21 23:12:18 2013 +0200
@@ -151,7 +151,7 @@
             except OSError as msg:
                 err('%s: reset of timestamp failed (%r)\n' % (filename, msg))
                 return 1
-    # Return succes
+    # Return success
     return 0
 
 def fixline(line):
diff -r 6ea8b8671f73 Tools/stringbench/stringbench.py
--- a/Tools/stringbench/stringbench.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/stringbench/stringbench.py	Wed Aug 21 23:12:18 2013 +0200
@@ -1294,7 +1294,7 @@
     raise AssertionError
 
 # The older replace implementation counted all matches in
-# the string even when it only neeed to make one replacement.
+# the string even when it only needed to make one replacement.
 @bench('("A" + ("Z"*128*1024)).replace("A", "BB", 1)',
        'quick replace single character match', 10)
 def quick_replace_single_match(STR):
diff -r 6ea8b8671f73 Tools/unicode/makeunicodedata.py
--- a/Tools/unicode/makeunicodedata.py	Wed Aug 21 21:52:50 2013 +0300
+++ b/Tools/unicode/makeunicodedata.py	Wed Aug 21 23:12:18 2013 +0200
@@ -966,7 +966,7 @@
             assert pua_index - NAME_ALIASES_START == len(self.aliases)
 
             self.named_sequences = []
-            # store named seqences in the PUA 1, in range U+F0100..,
+            # store named sequences in the PUA 1, in range U+F0100..,
             # in order to take advantage of the compression and lookup
             # algorithms used for the other characters.