xargproject: resolve requirements.txt path issue

Author: zoumingzhe

Makefile

@@ -6,8 +6,13 @@ all: build reinstall test
 
 
 release: all
-	git tag -a v${VERSION} -m "release v${VERSION}"
-	git push origin --tags
+	if [ -n "${VERSION}" ]; then \
+		git tag -a v${VERSION} -m "release v${VERSION}"; \
+		git push origin --tags; \
+	fi
+
+version:
+	@echo ${VERSION}
 
 
 clean-cover:

xargproject/project.py

@@ -86,8 +86,13 @@ def init_makefile(self):
 
 
 release: all
-	git tag -a v${{VERSION}} -m "release v${{VERSION}}"
-	git push origin --tags
+	if [ -n "${{VERSION}}" ]; then \\
+		git tag -a v${{VERSION}} -m "release v${{VERSION}}"; \\
+		git push origin --tags; \\
+	fi
+
+version:
+	@echo ${{VERSION}}
 
 
 clean-cover: