Version 0.1

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.venv/Lib/site-packages/et_xmlfile/__init__.py

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+from __future__ import absolute_import
+
+from .xmlfile import xmlfile
+
+# constants
+__version__ = '1.1.0'
+
+__author__ = 'See ATUHORS.txt'
+__license__ = 'MIT'
+__author_email__ = 'charlie.clark@clark-consulting.eu'
+__url__ = 'https://foss.heptapod.net/openpyxl/et_xmlfile'

.venv/Lib/site-packages/et_xmlfile/xmlfile.py

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+from __future__ import absolute_import
+# Copyright (c) 2010-2015 openpyxl
+
+"""Implements the lxml.etree.xmlfile API using the standard library xml.etree"""
+
+
+from contextlib import contextmanager
+
+from xml.etree.ElementTree import Element, tostring
+
+
+class LxmlSyntaxError(Exception):
+    pass
+
+
+class _FakeIncrementalFileWriter(object):
+    """Replacement for _IncrementalFileWriter of lxml.
+       Uses ElementTree to build xml in memory."""
+    def __init__(self, output_file):
+        self._element_stack = []
+        self._top_element = None
+        self._file = output_file
+        self._have_root = False
+
+    @contextmanager
+    def element(self, tag, attrib=None, nsmap=None, **_extra):
+        """Create a new xml element using a context manager.
+        The elements are written when the top level context is left.
+
+        This is for code compatibility only as it is quite slow.
+        """
+
+        # __enter__ part
+        self._have_root = True
+        if attrib is None:
+            attrib = {}
+        self._top_element = Element(tag, attrib=attrib, **_extra)
+        self._top_element.text = ''
+        self._top_element.tail = ''
+        self._element_stack.append(self._top_element)
+        yield
+
+        # __exit__ part
+        el = self._element_stack.pop()
+        if self._element_stack:
+            parent = self._element_stack[-1]
+            parent.append(self._top_element)
+            self._top_element = parent
+        else:
+            self._write_element(el)
+            self._top_element = None
+
+    def write(self, arg):
+        """Write a string or subelement."""
+
+        if isinstance(arg, str):
+            # it is not allowed to write a string outside of an element
+            if self._top_element is None:
+                raise LxmlSyntaxError()
+
+            if len(self._top_element) == 0:
+                # element has no children: add string to text
+                self._top_element.text += arg
+            else:
+                # element has children: add string to tail of last child
+                self._top_element[-1].tail += arg
+
+        else:
+            if self._top_element is not None:
+                self._top_element.append(arg)
+            elif not self._have_root:
+                self._write_element(arg)
+            else:
+                raise LxmlSyntaxError()
+
+    def _write_element(self, element):
+        xml = tostring(element)
+        self._file.write(xml)
+
+    def __enter__(self):
+        pass
+
+    def __exit__(self, type, value, traceback):
+        # without root the xml document is incomplete
+        if not self._have_root:
+            raise LxmlSyntaxError()
+
+
+class xmlfile(object):
+    """Context manager that can replace lxml.etree.xmlfile."""
+    def __init__(self, output_file, buffered=False, encoding=None, close=False):
+        if isinstance(output_file, str):
+            self._file = open(output_file, 'wb')
+            self._close = True
+        else:
+            self._file = output_file
+            self._close = close
+
+    def __enter__(self):
+        return _FakeIncrementalFileWriter(self._file)
+
+    def __exit__(self, type, value, traceback):
+        if self._close == True:
+            self._file.close()