Merge branch 'flask' of http://github.com/zsloan/genenetwork

1 files changed, 109 insertions, 0 deletions

diff --git a/wqflask/utility/formatting.py b/wqflask/utility/formatting.py
new file mode 100644
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+++ b/wqflask/utility/formatting.py
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+def numify(number, singular=None, plural=None):
+    """Turn a number into a word if less than 13 and optionally add a singular or plural word
+
+    >>> numify(3)
+    'three'
+
+    >>> numify(1, 'item', 'items')
+    'one item'
+
+    >>> numify(9, 'book', 'books')
+    'nine books'
+
+    >>> numify(15)
+    '15'
+
+    >>> numify(0)
+    '0'
+
+    >>> numify(12334, 'hippopotamus', 'hippopotami')
+    '12,334 hippopotami'
+
+    """
+    num_repr = {1 : "one",
+                2 : "two",
+                3 : "three",
+                4 : "four",
+                5 : "five",
+                6 : "six",
+                7 : "seven",
+                8 : "eight",
+                9 : "nine",
+                10 : "ten",
+                11 : "eleven",
+                12 : "twelve"}
+
+    #Below line commented out cause doesn't work in Python 2.4
+    #assert all((singular, plural)) or not any((singular, plural)), "Need to pass two words or none"
+    if number == 1:
+        word = singular
+    else:
+        word = plural
+
+    if number in num_repr:
+        number = num_repr[number]
+    elif number > 9999:
+        number = commify(number)
+
+    if word:
+        return "%s %s" % (number, word)
+    else:
+        return str(number)
+
+
+def commify(n):
+    """Add commas to an integer n.
+
+    See http://stackoverflow.com/questions/3909457/whats-the-easiest-way-to-add-commas-to-an-integer-in-python
+    But I (Sam) made some small changes based on http://www.grammarbook.com/numbers/numbers.asp
+
+    >>> commify(1)
+    '1'
+    >>> commify(123)
+    '123'
+    >>> commify(1234)
+    '1234'
+    >>> commify(12345)
+    '12,345'
+    >>> commify(1234567890)
+    '1,234,567,890'
+    >>> commify(123.0)
+    '123.0'
+    >>> commify(1234.5)
+    '1234.5'
+    >>> commify(1234.56789)
+    '1234.56789'
+    >>> commify(123456.789)
+    '123,456.789'
+    >>> commify('%.2f' % 1234.5)
+    '1234.50'
+    >>> commify(None)
+    >>>
+
+    """
+    if n is None:
+        return None
+
+    n = str(n)
+
+    if len(n) <= 4:    # Might as well do this early
+        return n
+
+    if '.' in n:
+        dollars, cents = n.split('.')
+    else:
+        dollars, cents = n, None
+
+    # Don't commify numbers less than 10000
+    if len(dollars) <= 4:
+        return n
+
+    r = []
+    for i, c in enumerate(reversed(str(dollars))):
+        if i and (not (i % 3)):
+            r.insert(0, ',')
+        r.insert(0, c)
+    out = ''.join(r)
+    if cents:
+        out += '.' + cents
+    return out