add demos for issues

dev/demo_dynamic_analysis.py

@@ -0,0 +1,14 @@
+"""
+CommandLine:
+    xdoctest = ~/code/xdoctest/dev/demo_dynamic_analysis.py
+"""
+
+
+def func() -> None:
+    r''' Dynamic doctest
+    >>> %s
+    %s
+    '''
+    return
+
+func.__doc__ %= ('print(1)', '1')

dev/demo_usage_with_logger.py

@@ -0,0 +1,66 @@
+# -*- coding: utf-8 -*-
+"""
+demo_usage_with_logger.py
+
+Script to demo a workaround to [Issue111]_.
+
+
+CommandLine:
+    # Run with xdoctest runner
+    xdoctest ~/code/xdoctest/dev/demo_usage_with_logger.py
+
+    # Run with pytest runner
+    pytest -s --xdoctest --xdoctest-verbose=3 ~/code/xdoctest/dev/demo_usage_with_logger.py
+
+    # Run with builtin main
+    python ~/code/xdoctest/dev/demo_usage_with_logger.py
+
+References:
+    .. [Issue111] https://github.com/Erotemic/xdoctest/issues/111
+"""
+import logging
+import sys
+
+
+class StreamHandler2(logging.StreamHandler):
+    def __init__(self, _getstream=None):
+        """
+        Initialize the handler.
+
+        If stream is not specified, sys.stderr is used.
+        """
+        logging.Handler.__init__(self)
+        if _getstream is None:
+            _getstream = lambda: sys.stderr  # NOQA
+        self._getstream = _getstream
+        self.__class__.stream = property(lambda self: self._getstream())
+
+    def setStream(self, stream):
+        raise NotImplementedError
+
+
+handler = StreamHandler2(lambda: sys.stdout)
+
+_log = logging.getLogger('mylog')
+_log.setLevel(logging.INFO)
+_log.addHandler(handler)
+
+_log.info('hello')
+_log.info('hello hello')
+
+
+def func_with_doctest():
+    """
+    Example:
+        >>> _log.info('greetings from my doctest')
+        greetings from my doctest
+    """
+
+
+def main():
+    import xdoctest
+    xdoctest.doctest_callable(func_with_doctest)
+
+
+if __name__ == '__main__':
+    main()