* errorbar: Added "lazy" string evaluation to speed up errorbar algebra.

11 years ago · 579be3e18a
parent ed1242dc66
commit 579be3e18a
1 changed files with 1 additions and 1 deletions
--- a/math/stats/errorbar.py
+++ b/math/stats/errorbar.py
@ -175,7 +175,7 @@ class errorbar(object):
  def __str__(self):
    if getattr(self, "eb", None):
      return self.eb
-    elif getattr(self, "eb", None) == None and getattr(self, "ebproc", None) != None:
+    elif getattr(self, "eb", None) == None and callable(getattr(self, "ebproc", None)):
      self.eb = self.ebproc(self.val, self.err)
      return self.eb
    else: