FIX: follow API changes in pyotb

Closes #5 (closed)

decloud/core/system.py

@@ -41,16 +41,13 @@ def get_commit_hash():
     """ Return the git hash of the repository """
     repo = git.Repo(os.path.dirname(os.path.realpath(__file__)), search_parent_directories=True)
 
-    commit_hash = "nohash"
     try:
-        commit_hash = repo.head.object.hexsha[0:5]
-    except (ValueError, TypeError) as e:
-        print(f"Unable to get commit hash! {e}")
-
-    try:
-        commit_hash = repo.active_branch.name + "_" + commit_hash
-    except (ValueError, TypeError) as e:
-        print(f"Unable to get branch name! {e}")
+        commit_hash = repo.active_branch.name + "_" + repo.head.object.hexsha[0:5]
+    except (TypeError, ValueError, BrokenPipeError):
+        try:
+            commit_hash = 'DETACHED_' + repo.head.object.hexsha[0:5]
+        except (ValueError, BrokenPipeError):
+            commit_hash = 'DETACHED'
 
     return commit_hash