mirror of
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55 lines
1.6 KiB
Python
55 lines
1.6 KiB
Python
import copy, os, re
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import rparse
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class AnchorError(Exception): pass
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def parse_anchor_spec(s, settings):
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"""
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For now, this is very simple, and you can't have an '=' in your regular
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expression.
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"""
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if not "=" in s:
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raise AnchorError("Invalid anchor definition: %s"%s)
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rex, spec = s.split("=", 1)
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try:
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re.compile(rex)
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except re.error:
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raise AnchorError("Invalid regex in anchor: %s"%s)
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try:
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rparse.parse(settings, spec)
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except rparse.ParseException, v:
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raise AnchorError("Invalid page spec in anchor: '%s', %s"%(s, str(v)))
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return rex, spec
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class Data:
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def __init__(self, name):
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m = __import__(name)
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dirname, _ = os.path.split(m.__file__)
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self.dirname = os.path.abspath(dirname)
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def path(self, path):
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"""
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Returns a path to the package data housed at 'path' under this
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module.Path can be a path to a file, or to a directory.
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This function will raise ValueError if the path does not exist.
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"""
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fullpath = os.path.join(self.dirname, path)
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if not os.path.exists(fullpath):
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raise ValueError, "dataPath: %s does not exist."%fullpath
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return fullpath
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def read(self, path):
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"""
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Returns a path to the package data housed at 'path' under this
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module.Path can be a path to a file, or to a directory.
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This function will raise ValueError if the path does not exist.
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"""
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p = self.path(path)
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return open(p).read()
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data = Data(__name__)
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