merge

1 files changed, 18 insertions, 0 deletions

diff --git a/tools.py b/tools.py
index 1338526..d6b71b1 100644
--- a/tools.py
+++ b/tools.py
@@ -2,6 +2,24 @@ import numpy as np
 import time
 import datetime
 import sys
+import math
+
+def ufloat_to_str(x):
+    msd = -int(math.floor(math.log10(x.std_dev())))
+    return '%.*f +/- %.*f' % (msd, x.nominal_value, msd, x.std_dev())
+
+def progress(seq):
+    "Print progress while iterating over `seq`."
+    n = len(seq)
+    print '[' + ' '*21 + ']\r[',
+    sys.stdout.flush()
+    for i, item in enumerate(seq):
+        if i % (n//10) == 0:
+            print '.',
+            sys.stdout.flush()
+        yield item
+    print ']'
+    sys.stdout.flush()
 
 def debugger_hook(type, value, tb):
     if hasattr(sys, 'ps1') or not sys.stderr.isatty():