Doc: Fix errors in documentation examples (#160742)

Co-authored-by: Stan Ulbrych <stan@python.org>

Author: methane

Doc/deprecations/c-api-pending-removal-in-3.18.rst

@@ -31,11 +31,13 @@ Pending removal in Python 3.18
     replace ``_PyUnicodeWriter_WriteSubstring(&writer, str, start, end)`` with
     :c:func:`PyUnicodeWriter_WriteSubstring(writer, str, start, end) <PyUnicodeWriter_WriteSubstring>`.
   * :c:func:`!_PyUnicodeWriter_WriteASCIIString`:
-    replace ``_PyUnicodeWriter_WriteASCIIString(&writer, str)`` with
-    :c:func:`PyUnicodeWriter_WriteASCII(writer, str) <PyUnicodeWriter_WriteASCII>`.
+    replace ``_PyUnicodeWriter_WriteASCIIString(&writer, str, size)`` with
+    :c:func:`PyUnicodeWriter_WriteASCII(writer, str, size) <PyUnicodeWriter_WriteASCII>`.
   * :c:func:`!_PyUnicodeWriter_WriteLatin1String`:
-    replace ``_PyUnicodeWriter_WriteLatin1String(&writer, str)`` with
-    :c:func:`PyUnicodeWriter_WriteUTF8(writer, str) <PyUnicodeWriter_WriteUTF8>`.
+    replace ``_PyUnicodeWriter_WriteLatin1String(&writer, str, size)`` by
+    decoding the string with :c:func:`PyUnicode_DecodeLatin1`, writing the
+    result with :c:func:`PyUnicodeWriter_WriteStr`, and releasing the result
+    with :c:func:`Py_DECREF`.
   * :c:func:`!_PyUnicodeWriter_Prepare`: (no replacement).
   * :c:func:`!_PyUnicodeWriter_PrepareKind`: (no replacement).
   * :c:func:`!_Py_HashPointer`: use :c:func:`Py_HashPointer`.

Doc/library/decimal.rst

@@ -2266,7 +2266,7 @@ applied to the *result* of the computation::
    Decimal('3.1416')
    >>> pi - Decimal('0.00005')        # Subtract unrounded numbers, then round
    Decimal('3.1415')
-   >>> pi + 0 - Decimal('0.00005').   # Intermediate values are rounded
+   >>> pi + 0 - Decimal('0.00005')    # Intermediate values are rounded
    Decimal('3.1416')
 
 Q: Some decimal values always print with exponential notation.  Is there a way

Doc/library/ftplib.rst

@@ -39,7 +39,7 @@ Here's a sample session using the :mod:`!ftplib` module::
    drwxr-xr-x    3 1176     1176         4096 Oct 10  2012 tools
    '226 Directory send OK.'
    >>> with open('README', 'wb') as fp:
-   >>>     ftp.retrbinary('RETR README', fp.write)
+   ...     ftp.retrbinary('RETR README', fp.write)
    '226 Transfer complete.'
    >>> ftp.quit()
    '221 Goodbye.'

Doc/library/zipapp.rst

@@ -227,7 +227,7 @@ fits in memory::
    >>> temp = io.BytesIO()
    >>> zipapp.create_archive('myapp.pyz', temp, '/usr/bin/python2')
    >>> with open('myapp.pyz', 'wb') as f:
-   >>>     f.write(temp.getvalue())
+   ...     f.write(temp.getvalue())
 
 
 .. _zipapp-specifying-the-interpreter:

Doc/tutorial/errors.rst

@@ -608,7 +608,7 @@ be ones that have already been raised and caught by the program, along
 the following pattern::
 
    >>> excs = []
-   ... for test in tests:
+   >>> for test in tests:
    ...     try:
    ...         test.run()
    ...     except Exception as e:

Doc/whatsnew/2.6.rst

@@ -2600,7 +2600,7 @@ changes, or look through the Subversion logs for all the details.
   measured in seconds.   For example::
 
      >>> u = urllib2.urlopen("http://slow.example.com",
-                             timeout=3)
+     ...                     timeout=3)
      Traceback (most recent call last):
        ...
      urllib2.URLError: <urlopen error timed out>

Doc/whatsnew/3.10.rst

@@ -1964,7 +1964,7 @@ Changes in the C API
     :c:func:`PyBytes_AsString` and :c:func:`Py_CompileString`,
     as sketched below. (Declarations and error handling are omitted.) ::
 
-       io_module = Import_ImportModule("io");
+       io_module = PyImport_ImportModule("io");
        fileobject = PyObject_CallMethod(io_module, "open", "ss", filename, "rb");
        source_bytes_object = PyObject_CallMethod(fileobject, "read", "");
        result = PyObject_CallMethod(fileobject, "close", "");

Doc/whatsnew/3.11.rst

@@ -361,7 +361,7 @@ providing protection against injection attacks.
 
 For example, a SQL query function could be annotated as follows::
 
-   def run_query(sql: LiteralString) -> ...
+   def run_query(sql: LiteralString) -> ...:
        ...
 
    def caller(
@@ -2335,7 +2335,7 @@ Porting to Python 3.11
         PyObject_GC_UnTrack(p);
         Py_TRASHCAN_SAFE_BEGIN(p);
         ...
-        Py_TRASHCAN_SAFE_END
+        Py_TRASHCAN_SAFE_END(p)
     }
 
   should migrate to the new macros as follows::

Doc/whatsnew/3.13.rst

@@ -2733,7 +2733,7 @@ Changes in the C API
         PyObject_GC_UnTrack(p);
         Py_TRASHCAN_SAFE_BEGIN(p);
         ...
-        Py_TRASHCAN_SAFE_END
+        Py_TRASHCAN_SAFE_END(p)
     }
 
   should migrate to the new macros as follows::

Doc/whatsnew/3.14.rst

@@ -403,7 +403,7 @@ function. For example:
 
 .. code-block:: python
 
-   import sys
+   import os, sys
    from tempfile import NamedTemporaryFile
 
    with NamedTemporaryFile(mode='w', suffix='.py', delete=False) as f: