Revert "Minor update for Makefile and .travis.yml"

This reverts commit 2f32c9c.

Author: shtaxxx

.travis.yml

@@ -12,4 +12,5 @@ before_install:
 before_script:
   - pip freeze
 script:
-  - make
+#  - export EXE_TRAVIS=1
+  - make

Makefile

@@ -2,7 +2,7 @@
 all:
 	export PYTHON=python3
 	export PYTHON27=python2.7
-	make -C ./tests
+	make -C ./pyverilog
 
 .PHONY: clean
 clean:

pyverilog/controlflow/Makefile

@@ -3,7 +3,8 @@ ifndef EXE_TRAVIS
 else
 	PYTHON=python
 endif
-
+PYTHON=python3
+#PYTHON=python2.7
 #OPT=-m pdb
 #OPT=-m cProfile -s time
 #OPT=-m cProfile -o profile.rslt

pyverilog/dataflow/Makefile

@@ -3,7 +3,7 @@ ifndef EXE_TRAVIS
 else
 	PYTHON=python
 endif
-
+#PYTHON=python2.7
 PYTHON27=python2.7
 #OPT=-m pdb
 #OPT=-m cProfile -s time

tests/ast_code_generator_test/Makefile

@@ -1,7 +1,8 @@
 TEST=*.py
 ARGS=
-
-PYTHON=python3
+if [ -z "${PYTHON}" ];then
+        PYTHON=python3
+fi
 #PYTHON=python
 #OPT=-m pdb
 #OPT=-m cProfile -s time