PROT_WRITE and PROT_EXEC.

Issue #2304: Add additional quotes when using cmd shell on Windows. Original patch from Gabriel Genellina

Use unittest specific methods for some urllib test cases.  And replace urllib2 with urllib.request in comments.

This is how it should work,wget and curl work like this way too. Old behavior was wrong.

name in a tuple subclass.

at the top and by list concrete classes before abstract base classes.

 * Call Py_MakePendingCalls() before converting the filename from
   wchar_t* to char*
 * Use PyUnicode_AsUTF8String() instead of _PyUnicode_AsString()

Use PyUnicode_AsUTF8String() instead of _PyUnicode_AsString()

rather than do it by platform -- the proper skips are in place already.

occur, as a result of signed integer overflow.

And if not they can be merged back together when that becomes apparent.

to prevent crashes.

In PySlice_IndicesEx, clip the step to [-PY_SSIZE_T_MAX, PY_SSIZE_T_MAX] rather than [PY_SSIZE_T_MIN, PY_SSIZE_T_MAX].

Issue #9526:  Remove outdated casts to int that were preventing the array module from working correctly with arrays > 2GB.