From 6e59edd66526004f70a714d2bbc23f424d5deda4 Mon Sep 17 00:00:00 2001
From: Guillaume Horel <guillaume.horel@gmail.com>
Date: Tue, 15 Nov 2016 18:26:22 -0500
Subject: better error message

---
 pyisda/flat_hazard.pyx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pyisda/flat_hazard.pyx b/pyisda/flat_hazard.pyx
index daeac41..7bf548a 100644
--- a/pyisda/flat_hazard.pyx
+++ b/pyisda/flat_hazard.pyx
@@ -179,11 +179,12 @@ def pv_vec(double[:] spreads, YieldCurve yc, trade_date, value_date,
                                    1e-10,  # xacc */
                                    1e-10,  # facc */
                                    &h) != 0:
-                printf("failed to find the root")
+                printf("Failed to find hazard rate for %f:\n", spreads[i])
+                break
             sc.fArray[0].fRate = h
             if JpmcdsFeeLegPV(fee_leg, trade_date_c, step_in_date_c, value_date_c,
                               yc._thisptr, sc, True, &coupon_leg_pv) != 0:
-                printf("Something went wrong")
+                printf("Something went wrong\n")
             pv[i] = coupon_leg_pv * (spreads[i] - fixed_rate)
         free(params)
         JpmcdsFeeLegFree(fee_leg)
-- 
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