doc(response): Fix typos

falcon/response.py

@@ -452,6 +452,7 @@ def get_header(self, name, default=None):
             the default value if not set.
         """
 
+        # NOTE(kgriffs): normalize name by lowercasing it
         name = name.lower()
 
         if name == 'set-cookie':
@@ -468,7 +469,7 @@ def set_header(self, name, value):
             :meth:`~.append_header` instead.
 
         Warning:
-            This method can not be used to set cookies; instead, use
+            This method cannot be used to set cookies; instead, use
             :meth:`~.append_header` or :meth:`~.set_cookie`.
 
         Args:
@@ -481,7 +482,7 @@ def set_header(self, name, value):
                 although such strings are also limited to US-ASCII.
 
         Raises:
-            ValueError: `name` can not be ``'Set-Cookie'``.
+            ValueError: `name` cannot be ``'Set-Cookie'``.
         """
 
         # NOTE(kgriffs): uwsgi fails with a TypeError if any header
@@ -495,7 +496,7 @@ def set_header(self, name, value):
         name = name.lower()
 
         if name == 'set-cookie':
-            raise HeaderNotSupported('This method can not be used to set cookies')
+            raise HeaderNotSupported('This method cannot be used to set cookies')
 
         self._headers[name] = value
 
@@ -513,7 +514,7 @@ def delete_header(self, name):
             resp.etag = None
 
         Warning:
-            This method can not be used with the Set-Cookie header. Instead,
+            This method cannot be used with the Set-Cookie header. Instead,
             use :meth:`~.unset_cookie` to remove a cookie and ensure that the
             user agent expires its own copy of the data as well.
 
@@ -524,16 +525,15 @@ def delete_header(self, name):
                 although such strings are also limited to US-ASCII.
 
         Raises:
-            ValueError: `name` can not be ``'Set-Cookie'``.
+            ValueError: `name` cannot be ``'Set-Cookie'``.
         """
 
         # NOTE(kgriffs): normalize name by lowercasing it
         name = name.lower()
 
         if name == 'set-cookie':
-            raise HeaderNotSupported('This method can not be used to remove cookies')
+            raise HeaderNotSupported('This method cannot be used to remove cookies')
 
-        # NOTE(kgriffs): normalize name by lowercasing it
         self._headers.pop(name, None)
 
     def append_header(self, name, value):
@@ -566,6 +566,7 @@ def append_header(self, name, value):
         name = str(name)
         value = str(value)
 
+        # NOTE(kgriffs): normalize name by lowercasing it
         name = name.lower()
 
         if name == 'set-cookie':
@@ -590,7 +591,7 @@ def set_headers(self, headers):
             :meth:`~.append_header`.
 
         Warning:
-            This method can not be used to set cookies; instead, use
+            This method cannot be used to set cookies; instead, use
             :meth:`~.append_header` or :meth:`~.set_cookie`.
 
         Args:
@@ -628,7 +629,7 @@ def set_headers(self, headers):
             name = name.lower()
 
             if name == 'set-cookie':
-                raise HeaderNotSupported('This method can not be used to set cookies')
+                raise HeaderNotSupported('This method cannot be used to set cookies')
 
             _headers[name] = value
 
@@ -955,7 +956,7 @@ def _wsgi_headers(self, media_type=None, py2=PY2):
             items += self._extra_headers
 
         # NOTE(kgriffs): It is important to append these after self._extra_headers
-        #   in case the latter containes Set-Cookie headers that should be
+        #   in case the latter contains Set-Cookie headers that should be
         #   overridden by a call to unset_cookie().
         if self._cookies is not None:
             # PERF(tbug):