51 lines
1.4 KiB
Python
51 lines
1.4 KiB
Python
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# vim:fileencoding=utf-8:noet
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from __future__ import (unicode_literals, division, absolute_import, print_function)
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import sys
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import platform
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from powerline.renderers.shell.readline import ReadlineRenderer
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from powerline.renderer import Renderer
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class PDBRenderer(ReadlineRenderer):
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'''PDB-specific powerline renderer
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'''
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pdb = None
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initial_stack_length = None
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def get_segment_info(self, segment_info, mode):
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r = self.segment_info.copy()
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r['pdb'] = self.pdb
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r['initial_stack_length'] = self.initial_stack_length
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r['curframe'] = self.pdb.curframe
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return r
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def set_pdb(self, pdb):
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'''Record currently used :py:class:`pdb.Pdb` instance
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Must be called before first calling :py:meth:`render` method.
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:param pdb.Pdb pdb:
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Used :py:class:`pdb.Pdb` instance. This instance will later be used
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by :py:meth:`get_segment_info` for patching :ref:`segment_info
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<dev-segments-info>` dictionary.
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'''
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self.pdb = pdb
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def render(self, **kwargs):
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if self.initial_stack_length is None:
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self.initial_stack_length = len(self.pdb.stack) - 1
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return Renderer.render(self, **kwargs)
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if sys.version_info < (3,) and platform.python_implementation() == 'PyPy':
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def do_render(self, **kwargs):
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# Make sure that only ASCII characters survive
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ret = super(PDBRenderer, self).do_render(**kwargs)
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ret = ret.encode('ascii', 'replace')
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ret = ret.decode('ascii')
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return ret
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renderer = PDBRenderer
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