python3: Update to 3.7.8, refresh/rework patches

This contains a fix for CVE-2020-8492 (Denial of service in
urllib.request.AbstractBasicAuthHandler)[1].

This also updates the setuptools and pip packages to 47.1.0 and 20.1.1,
respectively.

[1]: https://docs.python.org/release/3.7.8/whatsnew/changelog.html#python-3-7-8-release-candidate-1

Signed-off-by: Jeffery To <jeffery.to@gmail.com>

lang/python/python3/patches/014-remove-platform-so-suffix.patch

@@ -1,6 +1,6 @@
 --- a/configure
 +++ b/configure
-@@ -15246,7 +15246,7 @@ $as_echo_n "checking ABIFLAGS... " >&6;
+@@ -15272,7 +15272,7 @@ $as_echo_n "checking ABIFLAGS... " >&6;
  $as_echo "$ABIFLAGS" >&6; }
  { $as_echo "$as_me:${as_lineno-$LINENO}: checking SOABI" >&5
  $as_echo_n "checking SOABI... " >&6; }
@@ -11,7 +11,7 @@
  
 --- a/configure.ac
 +++ b/configure.ac
-@@ -4739,7 +4739,7 @@ AC_SUBST(SOABI)
+@@ -4754,7 +4754,7 @@ AC_SUBST(SOABI)
  AC_MSG_CHECKING(ABIFLAGS)
  AC_MSG_RESULT($ABIFLAGS)
  AC_MSG_CHECKING(SOABI)

lang/python/python3/patches/016-adjust-config-paths.patch

@@ -40,7 +40,7 @@
  # Here are a couple of targets for MacOSX again, to install a full
 --- a/configure
 +++ b/configure
-@@ -15265,7 +15265,7 @@ LDVERSION='$(VERSION)$(ABIFLAGS)'
+@@ -15291,7 +15291,7 @@ LDVERSION='$(VERSION)$(ABIFLAGS)'
  $as_echo "$LDVERSION" >&6; }
  
  
@@ -51,7 +51,7 @@
    LIBPL='$(prefix)'"/lib/python${VERSION}/config-${LDVERSION}-${PLATFORM_TRIPLET}"
 --- a/configure.ac
 +++ b/configure.ac
-@@ -4756,7 +4756,7 @@ AC_MSG_RESULT($LDVERSION)
+@@ -4771,7 +4771,7 @@ AC_MSG_RESULT($LDVERSION)
  
  dnl define LIBPL after ABIFLAGS and LDVERSION is defined.
  AC_SUBST(PY_ENABLE_SHARED)

lang/python/python3/patches/025-bpo-34585-Dont-do-runtime-test-to-get-float-byte-order-GH-9085.patch

@@ -17,20 +17,15 @@ RFC because this doesn't yet handle the weird ancient ARMv4 OABI 'mixed-endian'
  create mode 100644 Misc/NEWS.d/next/Build/2018-09-18-16-28-31.bpo-34585.CGMu0h.rst
  create mode 100644 m4/ax_c_float_words_bigendian.m4
 
-diff --git a/Misc/NEWS.d/next/Build/2018-09-18-16-28-31.bpo-34585.CGMu0h.rst b/Misc/NEWS.d/next/Build/2018-09-18-16-28-31.bpo-34585.CGMu0h.rst
-new file mode 100644
-index 0000000000000..01318e6e46a32
 --- /dev/null
 +++ b/Misc/NEWS.d/next/Build/2018-09-18-16-28-31.bpo-34585.CGMu0h.rst
 @@ -0,0 +1,3 @@
 +Check for floating-point byte order in configure.ac using compilation tests
 +instead of executing code, so that these checks work in cross-compiled
 +builds.
-diff --git a/configure.ac b/configure.ac
-index 03638f8ae9bc7..96331ec221be2 100644
 --- a/configure.ac
 +++ b/configure.ac
-@@ -4206,74 +4206,24 @@ fi
+@@ -4362,74 +4362,24 @@ fi
  # * Check for various properties of floating point *
  # **************************************************
  
@@ -118,9 +113,6 @@ index 03638f8ae9bc7..96331ec221be2 100644
    AC_DEFINE(DOUBLE_IS_ARM_MIXED_ENDIAN_IEEE754, 1,
    [Define if C doubles are 64-bit IEEE 754 binary format, stored
     in ARM mixed-endian order (byte order 45670123)])
-diff --git a/m4/ax_c_float_words_bigendian.m4 b/m4/ax_c_float_words_bigendian.m4
-new file mode 100644
-index 0000000000000..216b90d803187
 --- /dev/null
 +++ b/m4/ax_c_float_words_bigendian.m4
 @@ -0,0 +1,83 @@

lang/python/python3/patches/026-bpo-34585-run-autoconf-GH-9411.patch

@@ -10,8 +10,6 @@ Follow up to 2a9c3805ddedf282881ef7811a561c70b74f80b1 (bpo-34585).
  pyconfig.h.in |   4 ++
  3 files changed, 51 insertions(+), 100 deletions(-)
 
-diff --git a/aclocal.m4 b/aclocal.m4
-index 6a24d8e6b9c00..030e6877de9f7 100644
 --- a/aclocal.m4
 +++ b/aclocal.m4
 @@ -288,4 +288,5 @@ AS_VAR_COPY([$1], [pkg_cv_][$1])
@@ -20,11 +18,9 @@ index 6a24d8e6b9c00..030e6877de9f7 100644
  
 +m4_include([m4/ax_c_float_words_bigendian.m4])
  m4_include([m4/ax_check_openssl.m4])
-diff --git a/configure b/configure
-index 7b0c734b5e25e..38546d6ca7b40 100755
 --- a/configure
 +++ b/configure
-@@ -13853,131 +13853,77 @@ fi
+@@ -14232,131 +14232,77 @@ fi
  # * Check for various properties of floating point *
  # **************************************************
  
@@ -202,8 +198,6 @@ index 7b0c734b5e25e..38546d6ca7b40 100755
  
  $as_echo "#define DOUBLE_IS_ARM_MIXED_ENDIAN_IEEE754 1" >>confdefs.h
  
-diff --git a/pyconfig.h.in b/pyconfig.h.in
-index 360f79994fafe..41e0479cad2e3 100644
 --- a/pyconfig.h.in
 +++ b/pyconfig.h.in
 @@ -30,6 +30,10 @@