From 544cd7d3408191a9cabb5e0f2e6e83e2a2a7782e Mon Sep 17 00:00:00 2001
From: Jordan Gong <jordan.gong@protonmail.com>
Date: Tue, 12 Jan 2021 20:32:21 +0800
Subject: Set default learning rate

---
 models/model.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/models/model.py b/models/model.py
index aad0a99..b86a050 100644
--- a/models/model.py
+++ b/models/model.py
@@ -118,8 +118,8 @@ class Model:
         # Prepare for optimizer and scheduler
         optim_hp = self.hp.get('optimizer', {})
         # Scale learning rate to world size
-        if optim_hp['lr']:
-            optim_hp['lr'] *= xm.xrt_world_size()
+        lr = optim_hp.get('lr', '1-e3')
+        optim_hp['lr'] = lr * xm.xrt_world_size()
         sched_hp = self.hp.get('scheduler', {})
         device = xm.xla_device()
         rgb_pn = wrapped_rgb_pn.to(device)
-- 
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