Fix many many typos in comments throughout the codebase

8 files changed, 16 insertions, 16 deletions

diff --git a/django/db/backends/__init__.py b/django/db/backends/__init__.py
index b0bb9ad9bd..e9d644e506 100644
--- a/django/db/backends/__init__.py
+++ b/django/db/backends/__init__.py
@@ -890,7 +890,7 @@ class BaseDatabaseOperations(object):
             if _allow_fallback:
                 # Without sqlparse, fall back to the legacy (and buggy) logic.
                 warnings.warn(
-                    "Providing intial SQL data on a %s database will require "
+                    "Providing initial SQL data on a %s database will require "
                     "sqlparse in Django 1.9." % self.connection.vendor,
                     RemovedInDjango19Warning)
                 from django.core.management.sql import _split_statements
diff --git a/django/db/models/fields/files.py b/django/db/models/fields/files.py
index 6cb49db24a..518008b28d 100644
--- a/django/db/models/fields/files.py
+++ b/django/db/models/fields/files.py
@@ -429,7 +429,7 @@ class ImageField(FileField):
         Dimensions can be forced to update with force=True, which is how
         ImageFileDescriptor.__set__ calls this method.
         """
-        # Nothing to update if the field doesn't have have dimension fields.
+        # Nothing to update if the field doesn't have dimension fields.
         has_dimension_fields = self.width_field or self.height_field
         if not has_dimension_fields:
             return
diff --git a/django/db/models/query.py b/django/db/models/query.py
index a555e98c1a..a1ff38e784 100644
--- a/django/db/models/query.py
+++ b/django/db/models/query.py
@@ -757,8 +757,8 @@ class QuerySet(object):
         evaluated.
 
         When prefetch_related() is called more than once, the list of lookups to
-        prefetch is appended to. If prefetch_related(None) is called, the
-        the list is cleared.
+        prefetch is appended to. If prefetch_related(None) is called, the list
+        is cleared.
         """
         clone = self._clone()
         if lookups == (None,):
@@ -869,7 +869,7 @@ class QuerySet(object):
 
     def using(self, alias):
         """
-        Selects which database this QuerySet should excecute its query against.
+        Selects which database this QuerySet should execute its query against.
         """
         clone = self._clone()
         clone._db = alias
@@ -1599,7 +1599,7 @@ class RawQuerySet(object):
 
     def using(self, alias):
         """
-        Selects which database this Raw QuerySet should excecute it's query against.
+        Selects which database this Raw QuerySet should execute its query against.
         """
         return RawQuerySet(self.raw_query, model=self.model,
                 query=self.query.clone(using=alias),
@@ -1621,7 +1621,7 @@ class RawQuerySet(object):
                     index = self._columns.index(query_name)
                     self._columns[index] = model_name
                 except ValueError:
-                    # Ignore translations for non-existant column names
+                    # Ignore translations for non-existent column names
                     pass
 
         return self._columns
diff --git a/django/db/models/sql/compiler.py b/django/db/models/sql/compiler.py
index 9351169357..09b1f7d4d8 100644
--- a/django/db/models/sql/compiler.py
+++ b/django/db/models/sql/compiler.py
@@ -1132,7 +1132,7 @@ class SQLDateTimeCompiler(SQLCompiler):
                     datetime = self.resolve_columns(row, fields)[offset]
                 elif needs_string_cast:
                     datetime = typecast_timestamp(str(datetime))
-                # Datetimes are artifically returned in UTC on databases that
+                # Datetimes are artificially returned in UTC on databases that
                 # don't support time zone. Restore the zone used in the query.
                 if settings.USE_TZ:
                     if datetime is None:
diff --git a/django/db/models/sql/datastructures.py b/django/db/models/sql/datastructures.py
index 634edf2477..f47e25208c 100644
--- a/django/db/models/sql/datastructures.py
+++ b/django/db/models/sql/datastructures.py
@@ -1,5 +1,5 @@
 """
-Useful auxilliary data structures for query construction. Not useful outside
+Useful auxiliary data structures for query construction. Not useful outside
 the SQL domain.
 """
 
diff --git a/django/db/models/sql/expressions.py b/django/db/models/sql/expressions.py
index e31eaa8a2f..70646cfc61 100644
--- a/django/db/models/sql/expressions.py
+++ b/django/db/models/sql/expressions.py
@@ -40,7 +40,7 @@ class SQLEvaluator(object):
         return self.expression.evaluate(self, qn, connection)
 
     #####################################################
-    # Vistor methods for initial expression preparation #
+    # Visitor methods for initial expression preparation #
     #####################################################
 
     def prepare_node(self, node, query, allow_joins):
@@ -72,7 +72,7 @@ class SQLEvaluator(object):
                                                       [f.name for f in self.opts.fields]))
 
     ##################################################
-    # Vistor methods for final expression evaluation #
+    # Visitor methods for final expression evaluation #
     ##################################################
 
     def evaluate_node(self, node, qn, connection):
diff --git a/django/db/models/sql/query.py b/django/db/models/sql/query.py
index 28003611ff..92bfdb1881 100644
--- a/django/db/models/sql/query.py
+++ b/django/db/models/sql/query.py
@@ -199,7 +199,7 @@ class Query(object):
     def sql_with_params(self):
         """
         Returns the query as an SQL string and the parameters that will be
-        subsituted into the query.
+        substituted into the query.
         """
         return self.get_compiler(DEFAULT_DB_ALIAS).as_sql()
 
@@ -675,7 +675,7 @@ class Query(object):
             alias = '%s%d' % (self.alias_prefix, len(self.alias_map) + 1)
             current.append(alias)
         else:
-            # The first occurence of a table uses the table name directly.
+            # The first occurrence of a table uses the table name directly.
             alias = table_name
             self.table_map[alias] = [alias]
         self.alias_refcount[alias] = 1
@@ -1242,7 +1242,7 @@ class Query(object):
         """
         having_parts = []
         for c in q_object.children[:]:
-            # When constucting the having nodes we need to take care to
+            # When constructing the having nodes we need to take care to
             # preserve the negation status from the upper parts of the tree
             if isinstance(c, Node):
                 # For each negated child, flip the in_negated flag.
@@ -1802,7 +1802,7 @@ class Query(object):
         """
         If any fields are marked to be deferred, returns a dictionary mapping
         models to a set of names in those fields that will be loaded. If a
-        model is not in the returned dictionary, none of it's fields are
+        model is not in the returned dictionary, none of its fields are
         deferred.
 
         If no fields are marked for deferral, returns an empty dictionary.
diff --git a/django/db/models/sql/where.py b/django/db/models/sql/where.py
index 0fedb771b7..f65e593a3a 100644
--- a/django/db/models/sql/where.py
+++ b/django/db/models/sql/where.py
@@ -66,7 +66,7 @@ class WhereNode(tree.Node):
             # emptiness and transform any non-empty values correctly.
             value = list(value)
 
-        # The "value_annotation" parameter is used to pass auxilliary information
+        # The "value_annotation" parameter is used to pass auxiliary information
         # about the value(s) to the query construction. Specifically, datetime
         # and empty values need special handling. Other types could be used
         # here in the future (using Python types is suggested for consistency).