1 files changed, 32 insertions, 0 deletions
diff --git a/numpy/f2py/lib/nary.py b/numpy/f2py/lib/nary.py
new file mode 100644
index 000000000..948672b8c
--- /dev/null
+++ b/numpy/f2py/lib/nary.py
@@ -0,0 +1,32 @@
+"""
+nary - convert integer to a number with an arbitrary base.
+"""
+
+__all__ = ['nary']
+
+_alphabet='0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
+def _getalpha(r):
+    if r>=len(_alphabet):
+        return '_'+nary(r-len(_alphabet),len(_alphabet))
+    return _alphabet[r]
+
+def nary(number, base=64):
+    """
+    Return string representation of a number with a given base.
+    """
+    if isinstance(number, str):
+        number = eval(number)
+    n = number
+    s = ''
+    while n:
+        n1 = n // base
+        r = n - n1*base
+        n = n1
+        s = _getalpha(r) + s
+    return s
+
+def encode(string):
+    import md5
+    return nary('0x'+md5.new(string).hexdigest())
+
+#print nary(12345124254252525522512324,64)