##// END OF EJS Templates
Backport PR #2261: Fix: longest_substr([]) -> ''...
Backport PR #2261: Fix: longest_substr([]) -> '' Previously the algorithm used to find the longest common starting substring unintentionally raised an error when it was called on an empty list. This should fix the issue of an error being raised when running %paste on an empty clipboard (#2252).

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r6624:9d90e074
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ipy_render.py
67 lines | 1.6 KiB | text/x-python | PythonLexer
""" IPython extension: Render templates from variables and paste to clipbard """
from IPython.core import ipapi
ip = ipapi.get()
from string import Template
import sys,os
# We no longer bundle Itpl. If you update this module, you should use advanced
# string formatting instead.
from IPython.external.Itpl import itplns
def toclip_w32(s):
""" Places contents of s to clipboard
Needs pyvin32 to work:
http://sourceforge.net/projects/pywin32/
"""
import win32clipboard as cl
import win32con
cl.OpenClipboard()
cl.EmptyClipboard()
cl.SetClipboardText( s.replace('\n','\r\n' ))
cl.CloseClipboard()
try:
import win32clipboard
toclip = toclip_w32
except ImportError:
def toclip(s): pass
def render(tmpl):
""" Render a template (Itpl format) from ipython variables
Example:
$ import ipy_render
$ my_name = 'Bob' # %store this for convenience
$ t_submission_form = "Submission report, author: $my_name" # %store also
$ render t_submission_form
=> returns "Submission report, author: Bob" and copies to clipboard on win32
# if template exist as a file, read it. Note: ;f hei vaan => f("hei vaan")
$ ;render c:/templates/greeting.txt
Template examples (Ka-Ping Yee's Itpl library):
Here is a $string.
Here is a $module.member.
Here is an $object.member.
Here is a $functioncall(with, arguments).
Here is an ${arbitrary + expression}.
Here is an $array[3] member.
Here is a $dictionary['member'].
"""
if os.path.isfile(tmpl):
tmpl = open(tmpl).read()
res = itplns(tmpl, ip.user_ns)
toclip(res)
return res
ip.push('render')