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-rw-r--r--talermerchantdemos/survey/survey.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/talermerchantdemos/survey/survey.py b/talermerchantdemos/survey/survey.py
index 25b97ad..ef8e946 100644
--- a/talermerchantdemos/survey/survey.py
+++ b/talermerchantdemos/survey/survey.py
@@ -27,6 +27,11 @@ import traceback
from taler.util.talerconfig import TalerConfig
from ..httpcommon import backend_get, backend_post
+if not sys.version_info.major == 3 and sys.version_info.minor >= 6:
+ print("Python 3.6 or higher is required.")
+ print("You are using Python {}.{}.".format(sys.version_info.major, sys.version_info.minor))
+ sys.exit(1)
+
BASE_DIR = os.path.dirname(os.path.abspath(__file__))
app = flask.Flask(__name__, template_folder=BASE_DIR)
app.debug = True