[taler-taler-merchant-demos] branch master updated: debug

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ms pushed a commit to branch master
in repository taler-merchant-demos.

The following commit(s) were added to refs/heads/master by this push:
     new 3f4952f  debug
3f4952f is described below

commit 3f4952f15ede6fe3529f093ec4c188c0455f1d6d
Author: MS <ms@taler.net>
AuthorDate: Tue May 11 09:12:54 2021 +0200

    debug
---
 talermerchantdemos/httpcommon/__init__.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/talermerchantdemos/httpcommon/__init__.py 
b/talermerchantdemos/httpcommon/__init__.py
index 894cd7a..8546ff0 100644
--- a/talermerchantdemos/httpcommon/__init__.py
+++ b/talermerchantdemos/httpcommon/__init__.py
@@ -7,7 +7,9 @@ import time
 from flask_babel import gettext
 import os
 import re
+import logging
 
+LOGGER = logging.getLogger(__name__)
 
 class BackendException(Exception):
     """Exception for failed communication with the Taler merchant backend"""
@@ -17,6 +19,12 @@ class BackendException(Exception):
         self.backend_status = backend_status
         self.backend_json = backend_json
 
+def exception_handler(func):
+    def inner(*args, **kwargs):
+        try:
+            func(*args, **kwargs)
+        except BackendException as err:
+            LOGGER.error(err.backend_json)
 
 ##
 # POST a request to the backend, and return a error
@@ -26,6 +34,7 @@ class BackendException(Exception):
 #        this request.
 # @param json the POST's body.
 # @return the backend response (JSON format).
+@exception_handler
 def backend_post(backend_url, endpoint, json, auth_token=None):
     headers = dict()
     if auth_token is not None:

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