diff --git a/Programming/Python/build b/Programming/Python/build
index e6afdd9..7a36ebe 100755
--- a/Programming/Python/build
+++ b/Programming/Python/build
@@ -6,19 +6,32 @@ pbuild::set_sha256sum 'Python-3.7.3.tgz:d62e3015f2f89c970ac52343976b406694931742
 
 pbuild::add_to_group 'Programming'
 
-if (( V_MAJOR == 2 )); then
-	pbuild::add_configure_args "LDFLAGS=-L${OPENSSL_LIBRARY_DIR}"
-	pbuild::add_configure_args "CPPFLAGS=-fPIC -I${OPENSSL_INCLUDE_DIR} -I${OPENSSL_INCLUDE_DIR}/openssl"
-	pbuild::add_configure_args "--enable-shared"
-elif (( V_MAJOR == 3 )) && (( V_MINOR <= 6 )); then
-	pbuild::add_configure_args "LDFLAGS=-L${OPENSSL_LIBRARY_DIR}"
-	pbuild::add_configure_args "CPPFLAGS=-fPIC -I${OPENSSL_INCLUDE_DIR} -I${OPENSSL_INCLUDE_DIR}/openssl"
-	pbuild::add_configure_args "--enable-shared"
-else
-	pbuild::add_configure_args "--enable-shared"
-	pbuild::add_configure_args "--with-openssl=${OPENSSL_DIR}"
-	pbuild::add_configure_args "--enable-optimizations"
-fi
+pbuild::pre_configure_Linux() {
+	if (( V_MAJOR == 2 || (V_MAJOR == 3 && V_MINOR <= 6) )); then
+		pbuild::add_configure_args "CFLAGS=-fPIC -I${XZ_INCLUDE_DIR} -I${OPENSSL_INCLUDE_DIR} -I${OPENSSL_INCLUDE_DIR}/openssl"
+		pbuild::add_configure_args "LDFLAGS=-L${XZ_LIBRARY_DIR} -L${OPENSSL_LIBRARY_DIR}"
+		pbuild::add_configure_args "--enable-shared"
+		pbuild::add_configure_args "--with-tcltk-includes=-I${TCLTK_INCLUDE_DIR}" 
+		pbuild::add_configure_args "--with-tcltk-libs=-L${TCLTK_LIBRARY_DIR} -ltcl8.6 -ltk8.6"
+	else
+		pbuild::add_configure_args "CFLAGS=-I${XZ_INCLUDE_DIR}" 
+		pbuild::add_configure_args "LDFLAGS=-L${XZ_LIBRARY_DIR}"
+		pbuild::add_configure_args "--enable-shared"
+		pbuild::add_configure_args "--with-openssl=${OPENSSL_DIR}"
+		pbuild::add_configure_args "--enable-optimizations"
+		pbuild::add_configure_args "--with-tcltk-includes=-I${TCLTK_INCLUDE_DIR}" 
+		pbuild::add_configure_args "--with-tcltk-libs=-L${TCLTK_LIBRARY_DIR} -ltcl8.6 -ltk8.6"
+	fi
+}
+
+pbuild::post_install_Linux() {
+	install "${OPENSSL_LIBRARY_DIR}"/libcrypto.so.* "${PREFIX}/lib"
+	install "${OPENSSL_LIBRARY_DIR}"/libssl.so.*	"${PREFIX}/lib"
+	install "${TCLTK_LIBRARY_DIR}"/libtcl*.so	"${PREFIX}/lib"
+	install "${TCLTK_LIBRARY_DIR}"/libtk*.so	"${PREFIX}/lib"
+	install "${XZ_LIBRARY_DIR}"/liblzma.so.*	"${PREFIX}/lib"
+	install /usr/lib64/libffi.so.*			"${PREFIX}/lib"
+}
 
 pbuild::post_install() {
 	export LD_LIBRARY_PATH+=":${PREFIX}/lib"
@@ -52,6 +65,9 @@ pbuild::post_install() {
 
 	std::info "Building h5py\n"
 	pip${V_MAJOR} install h5py
+
+	std::info "Building pandas\n"
+	pip${V_MAJOR} install pandas
 }
 
 
diff --git a/Programming/Python/files/variants.rhel6 b/Programming/Python/files/variants.rhel6
index eeb9dbd..944394c 100644
--- a/Programming/Python/files/variants.rhel6
+++ b/Programming/Python/files/variants.rhel6
@@ -1,9 +1,9 @@
 Python/2.7.11	stable	openssl/1.0.2j Tcl/8.6.4 Tk/8.6.4
 Python/2.7.12	stable	openssl/1.0.2j Tcl/8.6.4 Tk/8.6.4
 Python/2.7.14	stable	openssl/1.0.2o Tcl/8.6.4 Tk/8.6.4
-Python/2.7.16	stable	openssl/1.0.2r Tcl/8.6.9 Tk/8.6.9
+Python/2.7.16	unstable	b:openssl/1.0.2r b:TclTk/8.6.9 b:xz/5.2.4
 Python/3.4.0	deprecated	openssl/1.0.2m Tcl/8.6.4 Tk/8.6.4
 Python/3.4.3	stable		openssl/1.0.2m Tcl/8.6.4 Tk/8.6.4
-Python/3.6.3	unstable	openssl/1.0.2r TclTk/8.6.9 b:xz/5.2.4
-Python/3.7.3	unstable	openssl/1.0.2r TclTk/8.6.9 b:xz/5.2.4
-Python/3.7.4	unstable	openssl/1.0.2r TclTk/8.6.9 b:xz/5.2.4
+Python/3.6.3	unstable	b:openssl/1.0.2r b:TclTk/8.6.9 b:xz/5.2.4
+Python/3.7.3	unstable	b:openssl/1.0.2r b:TclTk/8.6.9 b:xz/5.2.4
+Python/3.7.4	unstable	b:openssl/1.0.2r b:TclTk/8.6.9 b:xz/5.2.4