gh-133379: Fix misuse of the term "arguments" in error messages (GH-133382)

The right term is "parameters".

Lib/test/test_syntax.py

@@ -419,7 +419,7 @@ SyntaxError: invalid syntax
 >>> def foo(/,a,b=,c):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: at least one argument must precede /
+SyntaxError: at least one parameter must precede /
 
 >>> def foo(a,/,/,b,c):
 ...    pass
@@ -454,67 +454,67 @@ SyntaxError: / must be ahead of *
 >>> def foo(a,*b=3,c):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: var-positional argument cannot have default value
+SyntaxError: var-positional parameter cannot have default value
 
 >>> def foo(a,*b: int=,c):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: var-positional argument cannot have default value
+SyntaxError: var-positional parameter cannot have default value
 
 >>> def foo(a,**b=3):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: var-keyword argument cannot have default value
+SyntaxError: var-keyword parameter cannot have default value
 
 >>> def foo(a,**b: int=3):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: var-keyword argument cannot have default value
+SyntaxError: var-keyword parameter cannot have default value
 
 >>> def foo(a,*a, b, **c, d):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: arguments cannot follow var-keyword argument
+SyntaxError: parameters cannot follow var-keyword parameter
 
 >>> def foo(a,*a, b, **c, d=4):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: arguments cannot follow var-keyword argument
+SyntaxError: parameters cannot follow var-keyword parameter
 
 >>> def foo(a,*a, b, **c, *d):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: arguments cannot follow var-keyword argument
+SyntaxError: parameters cannot follow var-keyword parameter
 
 >>> def foo(a,*a, b, **c, **d):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: arguments cannot follow var-keyword argument
+SyntaxError: parameters cannot follow var-keyword parameter
 
 >>> def foo(a=1,/,**b,/,c):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: arguments cannot follow var-keyword argument
+SyntaxError: parameters cannot follow var-keyword parameter
 
 >>> def foo(*b,*d):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * may appear only once
 
 >>> def foo(a,*b,c,*d,*e,c):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * may appear only once
 
 >>> def foo(a,b,/,c,*b,c,*d,*e,c):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * may appear only once
 
 >>> def foo(a,b,/,c,*b,c,*d,**e):
 ...    pass
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * may appear only once
 
 >>> def foo(a=1,/*,b,c):
 ...    pass
@@ -538,7 +538,7 @@ SyntaxError: expected default value expression
 
 >>> lambda /,a,b,c: None
 Traceback (most recent call last):
-SyntaxError: at least one argument must precede /
+SyntaxError: at least one parameter must precede /
 
 >>> lambda a,/,/,b,c: None
 Traceback (most recent call last):
@@ -570,47 +570,47 @@ SyntaxError: expected comma between / and *
 
 >>> lambda a,*b=3,c: None
 Traceback (most recent call last):
-SyntaxError: var-positional argument cannot have default value
+SyntaxError: var-positional parameter cannot have default value
 
 >>> lambda a,**b=3: None
 Traceback (most recent call last):
-SyntaxError: var-keyword argument cannot have default value
+SyntaxError: var-keyword parameter cannot have default value
 
 >>> lambda a, *a, b, **c, d: None
 Traceback (most recent call last):
-SyntaxError: arguments cannot follow var-keyword argument
+SyntaxError: parameters cannot follow var-keyword parameter
 
 >>> lambda a,*a, b, **c, d=4: None
 Traceback (most recent call last):
-SyntaxError: arguments cannot follow var-keyword argument
+SyntaxError: parameters cannot follow var-keyword parameter
 
 >>> lambda a,*a, b, **c, *d: None
 Traceback (most recent call last):
-SyntaxError: arguments cannot follow var-keyword argument
+SyntaxError: parameters cannot follow var-keyword parameter
 
 >>> lambda a,*a, b, **c, **d: None
 Traceback (most recent call last):
-SyntaxError: arguments cannot follow var-keyword argument
+SyntaxError: parameters cannot follow var-keyword parameter
 
 >>> lambda a=1,/,**b,/,c: None
 Traceback (most recent call last):
-SyntaxError: arguments cannot follow var-keyword argument
+SyntaxError: parameters cannot follow var-keyword parameter
 
 >>> lambda *b,*d: None
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * may appear only once
 
 >>> lambda a,*b,c,*d,*e,c: None
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * may appear only once
 
 >>> lambda a,b,/,c,*b,c,*d,*e,c: None
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * may appear only once
 
 >>> lambda a,b,/,c,*b,c,*d,**e: None
 Traceback (most recent call last):
-SyntaxError: * argument may appear only once
+SyntaxError: * may appear only once
 
 >>> lambda a=1,d=,c: None
 Traceback (most recent call last):
@@ -1304,7 +1304,7 @@ Missing parens after function definition
    Traceback (most recent call last):
    SyntaxError: expected '('
 
-Parenthesized arguments in function definitions
+Parenthesized parameters in function definitions
 
    >>> def f(x, (y, z), w):
    ...    pass
@@ -2178,7 +2178,7 @@ Corner-cases that used to fail to raise the correct error:
 
     >>> with (lambda *:0): pass
     Traceback (most recent call last):
-    SyntaxError: named arguments must follow bare *
+    SyntaxError: named parameters must follow bare *
 
 Corner-cases that used to crash: