filter-escaping-test.py

from jinja2 import Markup, escape

print 'Filter Test.\n---'
value = """
    a test <strong>string</strong>
    new line test.
    """

print 'Escape() give Markup Object:'
print type(escape(value))

print '\nMarkup object cast to unicode string in .join():'
formatted = u'<br>\n'.join(escape(value).split('\n'))
print type(formatted)

# In evalcontextfilter block
print '\nRecreating Markup object:'
formatted = Markup(formatted)
print type(formatted)

# Output

# Filter Test.
# ---
# Escape() give Markup Object:
# <class 'markupsafe.Markup'>
#
# Markup object cast to unicode string in .join():
# <type 'unicode'>
#
# Recreating Markup object:
# <class 'markupsafe.Markup'>