Merge pull request #35 from Tecnativa/log-error-context

Log error context when a subprocess fails

README.rst

@@ -207,6 +207,12 @@ To work around API limitation, you must first generate a
 Changes
 =======
 
+1.7.1 (September 30, 2019)
+--------------------------
+
+* If an error happens, log in which repo it happens. Helpful when running
+  in parallel.
+
 1.7.0 (August 14, 2019)
 -----------------------
 

git_aggregator/repo.py

@@ -156,7 +156,11 @@ def log_call(self, cmd, callwith=subprocess.check_call,
         :param meth: the calling method to use.
         """
         logger.log(log_level, "%s> call %r", self.cwd, cmd)
-        ret = callwith(cmd, **kw)
+        try:
+            ret = callwith(cmd, **kw)
+        except Exception:
+            logger.error("%s> error calling %r", self.cwd, cmd)
+            raise
         if callwith == subprocess.check_output:
             ret = console_to_str(ret)
         return ret