intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 21 insertions, 0 deletions

diff --git a/contrib/python/ipython/py3/IPython/core/prompts.py b/contrib/python/ipython/py3/IPython/core/prompts.py
new file mode 100644
index 00000000000..7fd218d37ae
--- /dev/null
+++ b/contrib/python/ipython/py3/IPython/core/prompts.py
@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+"""Being removed
+"""
+
+class LazyEvaluate(object):
+    """This is used for formatting strings with values that need to be updated
+    at that time, such as the current time or working directory."""
+    def __init__(self, func, *args, **kwargs):
+        self.func = func
+        self.args = args
+        self.kwargs = kwargs
+
+    def __call__(self, **kwargs):
+        self.kwargs.update(kwargs)
+        return self.func(*self.args, **self.kwargs)
+
+    def __str__(self):
+        return str(self())
+    
+    def __format__(self, format_spec):
+        return format(self(), format_spec)