66 lines
1.3 KiB
Python
66 lines
1.3 KiB
Python
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def make_result_dict(cursor, row):
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d = {}
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for i in xrange(len(row)):
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d[cursor.description[i][0]] = row[i]
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return d
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def fetchone_dict(cursor):
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row = cursor.fetchone()
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if row != None:
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return make_result_dict(cursor, row)
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return None
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def fetchall_dict(cursor):
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return map(lambda r: make_result_dict(cursor, r),
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cursor.fetchall())
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def first(lst):
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return lst[0]
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def second(lst):
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return lst[1]
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def count(predicate, lst):
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c = 0
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for elem in lst:
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if predicate(elem):
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c = c+1
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return c
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def find(predicate, lst):
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for elem in lst:
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if predicate(elem):
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return elem
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return None
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def unique(lst):
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newlst = []
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for elem in lst:
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if elem not in newlst:
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newlst.append(elem)
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return newlst
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def mapcond(fun, predicate, lst):
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def mapfun(x):
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if predicate(x):
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return fun(x)
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return x
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return map(mapfun, lst)
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def maptup(fun, lst):
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return tuple(map(fun, lst))
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def translate(value, translations):
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return translations.get(value, value)
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def p(s):
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encoded = s
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if isinstance(s, unicode):
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encoded = s.encode('utf8')
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print encoded
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def cut_str(string, length, ellipsis='...'):
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if len(string) < length:
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return string
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return string[0:length-len(ellipsis)]+ellipsis
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