define unicode as str for Python3

wakatime/projects/git.py

@@ -22,6 +22,13 @@ except ImportError:
 log = logging.getLogger(__name__)
 
 
+# str is unicode in Python3
+try:
+    unicode
+except NameError:
+    unicode = str
+
+
 class Git(BaseProject):
 
     def process(self):

wakatime/projects/projectmap.py

@@ -29,6 +29,13 @@ from .base import BaseProject
 log = logging.getLogger(__name__)
 
 
+# str is unicode in Python3
+try:
+    unicode
+except NameError:
+    unicode = str
+
+
 class ProjectMap(BaseProject):
 
     def process(self):

wakatime/projects/subversion.py

@@ -24,6 +24,13 @@ except ImportError:
 log = logging.getLogger(__name__)
 
 
+# str is unicode in Python3
+try:
+    unicode
+except NameError:
+    unicode = str
+
+
 class Subversion(BaseProject):
 
     def process(self):

wakatime/projects/wakatime.py

@@ -20,6 +20,13 @@ from .base import BaseProject
 log = logging.getLogger(__name__)
 
 
+# str is unicode in Python3
+try:
+    unicode
+except NameError:
+    unicode = str
+
+
 class WakaTime(BaseProject):
 
     def process(self):