Fix spelling

src/sage/interacts/library.py

@@ -36,7 +36,7 @@
 #*****************************************************************************
 
 from __future__ import absolute_import, division
-from decorator import decorater
+from decorator import decorator
 
 from sage.all import *
 x = SR.var('x')
@@ -58,7 +58,7 @@
     globals()[name] = obj
 
 
-@decorater
+@decorator
 def library_interact(f, *args, **kw):
     """
     This is a decorator for using interacts in the Sage library.

src/sage/interfaces/magma.py

@@ -216,7 +216,7 @@
 
 import re
 import sys
-from decorator import decorater
+from decorator import decorator
 
 from sage.structure.parent import Parent
 from .expect import console, Expect, ExpectElement, ExpectFunction, FunctionElement
@@ -3003,7 +3003,7 @@ def __exit__(self, typ, value, tb):
         """
         self.magma.SetVerbose('Groebner', self.groebner_basis_verbose)
 
-@decorater
+@decorator
 def magma_gb_standard_options(func, *args, **kwds):
     """
     Decorator to force default options for Magma.

src/sage/interfaces/singular.py

@@ -325,7 +325,7 @@
 import sys
 import pexpect
 from time import sleep
-from decorator import decorater
+from decorator import decorator
 
 from .expect import Expect, ExpectElement, FunctionElement, ExpectFunction
 
@@ -2746,7 +2746,7 @@ def __exit__(self, typ, value, tb):
         except SingularError:
             pass
 
-@decorater
+@decorator
 def singular_gb_standard_options(func, *args, **kwds):
     r"""
     Decorator to force a reduced Singular groebner basis.

src/sage/libs/giac/__init__.py

@@ -30,7 +30,7 @@
 #                  https://www.gnu.org/licenses/
 # *****************************************************************************
 
-from decorator import decorater
+from decorator import decorator
 
 from sage.structure.proof.all import polynomial as proof_polynomial
 from sage.rings.polynomial.multi_polynomial_sequence import PolynomialSequence
@@ -86,7 +86,7 @@ def __exit__(self, typ, value, tb):
         giacsettings.threads = self.threads
 
 
-@decorater
+@decorator
 def local_giacsettings(func, *args, **kwds):
     """
     Decorator to preserve Giac's proba_epsilon and threads settings.

src/sage/structure/element.pyx

@@ -290,7 +290,7 @@ continue down the MRO and find the ``_add_`` method in the category.
 cimport cython
 from cpython cimport *
 from cpython.ref cimport PyObject
-from decorator import decorater
+from decorator import decorator
 
 from sage.ext.stdsage cimport *
 
@@ -4245,7 +4245,7 @@ def coercion_traceback(dump=True):
     else:
         return coercion_model.exception_stack()
 
-@decorater
+@decorator
 def coerce_binop(method, self, other, *args, **kwargs):
     r"""
     Decorator for a binary operator method for applying coercion to the

src/sage/structure/mutability.pyx

@@ -11,7 +11,7 @@ Mutability Cython Implementation
 #                  https://www.gnu.org/licenses/
 ##########################################################################
 
-from decorator import decorater
+from decorator import decorator
 
 cdef class Mutability:
 
@@ -71,7 +71,7 @@ cdef class Mutability:
 ##########################################################################
 ## Method decorators for mutating methods resp. methods that assume immutability
 
-@decorater
+@decorator
 def require_mutable(f, self, *args,**kwds):
     """
     A decorator that requires mutability for a method to be called.
@@ -115,7 +115,7 @@ def require_mutable(f, self, *args,**kwds):
         raise ValueError("%s instance is immutable, %s must not be called" % (type(self), repr(f)))
     return f(self, *args, **kwds)
 
-@decorater
+@decorator
 def require_immutable(f, self, *args, **kwds):
     """
     A decorator that requires immutability for a method to be called.

src/sage/symbolic/expression.pyx

@@ -306,7 +306,7 @@ from cysignals.signals cimport sig_on, sig_off
 from sage.ext.cplusplus cimport ccrepr, ccreadstr
 
 from inspect import isfunction
-from decorator import decorater
+from decorator import decorator
 import operator
 from .ring import SR
 import sage.rings.integer
@@ -12803,7 +12803,7 @@ def solve_diophantine(f,  *args, **kwds):
         f = SR(f)
     return f.solve_diophantine(*args, **kwds)
 
-@decorater
+@decorator
 def _eval_on_operands(f, ex, *args, **kwds):
     """
     Given a function ``f``, return a new function which takes a symbolic