add doxypypy and py_filter so this will turn google style

doxypypy/doxypypy/test/sample_pep.py

Index: doxypypy/doxypypy/test/sample_pep.py
diff --git a/doxypypy/doxypypy/test/sample_pep.py b/doxypypy/doxypypy/test/sample_pep.py
new file mode 100644
index 0000000000000000000000000000000000000000..50b6aba5e34a59c18a99a34da21d467d8bb63e66
--- /dev/null
+++ b/doxypypy/doxypypy/test/sample_pep.py
@@ -0,0 +1,19 @@
+#!/usr/bin/env python
+# As close as possible to a direct copy of the sample in PEP 257 and still
+# be valid code. Simple as can be.
+
+complex_zero = 0j
+
+
+def complex(real=0.0, imag=0.0):
+    """Form a complex number.
+
+    Keyword arguments:
+    real -- the real part (default 0.0)
+    imag -- the imaginary part (default 0.0)
+
+    """
+    if imag == 0.0 and real == 0.0:
+        return complex_zero
+    else:
+        return complex(real, imag)