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""" IPython extension: Render templates from variables and paste to clipbard """
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from IPython.core import ipapi
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ip = ipapi.get()
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from string import Template
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import sys,os
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from IPython.external.Itpl import itplns
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def toclip_w32(s):
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""" Places contents of s to clipboard
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Needs pyvin32 to work:
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http://sourceforge.net/projects/pywin32/
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"""
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import win32clipboard as cl
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import win32con
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cl.OpenClipboard()
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cl.EmptyClipboard()
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cl.SetClipboardText( s.replace('\n','\r\n' ))
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cl.CloseClipboard()
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try:
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import win32clipboard
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toclip = toclip_w32
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except ImportError:
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def toclip(s): pass
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def render(tmpl):
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""" Render a template (Itpl format) from ipython variables
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Example:
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$ import ipy_render
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$ my_name = 'Bob' # %store this for convenience
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$ t_submission_form = "Submission report, author: $my_name" # %store also
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$ render t_submission_form
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=> returns "Submission report, author: Bob" and copies to clipboard on win32
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# if template exist as a file, read it. Note: ;f hei vaan => f("hei vaan")
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$ ;render c:/templates/greeting.txt
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Template examples (Ka-Ping Yee's Itpl library):
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Here is a $string.
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Here is a $module.member.
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Here is an $object.member.
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Here is a $functioncall(with, arguments).
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Here is an ${arbitrary + expression}.
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Here is an $array[3] member.
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Here is a $dictionary['member'].
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"""
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if os.path.isfile(tmpl):
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tmpl = open(tmpl).read()
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res = itplns(tmpl, ip.user_ns)
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toclip(res)
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return res
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ip.push('render')
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