def vfloatsum(ifh=sys.stdin,
ofh=sys.stdout,
sep="\t",
vsep="\t",
stripchar=None):
"""
float vector sum， 将float list相加
@type sep: string
@param sep: sep char of k-v
@type vsep: string
@param vsep: sep char between values
"""
for (k, vs) in split_file_with_kv(ifh, sep=sep, stripchar=stripchar):
n = len(vs)
if n == 1:
print k + sep + vs[0]
continue
s = map(float, vs[0].split(vsep))
l = len(s)
for i in range(1, n):
v = map(float, vs[i].split(vsep))
for j in range(l):
s[j] += v[j]
print >> ofh, k + sep + vsep.join(map(str, s))
def floatsum(ifh=sys.stdin, ofh=sys.stdout, sep="\t", stripchar=None):
"""
参考intsum
"""
for (k, vs) in split_file_with_kv(ifh, sep=sep, stripchar=stripchar):
if len(vs) == 1:
print >> ofh, k + sep + vs[0]
continue
s = 0
for v in vs:
s += float(v)
print >> ofh, k + sep + str(v)
def intsum(ifh=sys.stdin, ofh=sys.stdout, sep="\t", stripchar=None):
"""
将结果简单相加.
@type sep: string
@param sep: sep char of k-v
@type stripchar: char
@param stripchar: char for line.strip(char)
"""
for (k, vs) in split_file_with_kv(ifh, sep=sep, stripchar=stripchar):
if len(vs) == 1:
print >> ofh, k + sep + vs[0]
continue
s = 0
for v in vs:
s += int(v)
print >> ofh, k + sep + str(s)