def info(self, buffer=sys.stdout):
"""
Concise summary of a DataMatrix, used in __repr__ when very large.
"""
print >> buffer, 'Index: %s entries' % len(self.index),
if len(self.index) > 0:
print >> buffer, ', %s to %s' % (self.index[0], self.index[-1])
else:
print >> buffer, ''
if len(self.columns) == 0:
print >> buffer, 'DataMatrix is empty!'
print >> buffer, repr(self.index)
return
print >> buffer, 'Data columns:'
space = max([len(str(k)) for k in self.cols()]) + 4
counts = self.count()
cols = self.cols()
assert (len(cols) == len(counts))
columns = []
for col, count in counts.iteritems():
columns.append('%s%d non-null values' %
(common._pfixed(col, space), count))
dtypeLine = ''
nf = len(self.columns)
df = self.values.dtype
if self.objects is not None:
no = len(self.objects.columns)
do = self.objects.values.dtype
dtypeLine = '\ndtypes: %s(%d), %s(%d)' % (df, nf, do, no)
else:
dtypeLine = '\ndtype: %s(%d)' % (df, nf)
buffer.write('\n'.join(columns) + dtypeLine)
def info(self, buffer=sys.stdout):
"""
Concise summary of a DataMatrix, used in __repr__ when very large.
"""
print >> buffer, 'Index: %s entries' % len(self.index),
if len(self.index) > 0:
print >> buffer, ', %s to %s' % (self.index[0], self.index[-1])
else:
print >> buffer, ''
if len(self.columns) == 0:
print >> buffer, 'DataMatrix is empty!'
print >> buffer, repr(self.index)
return
print >> buffer, 'Data columns:'
space = max([len(str(k)) for k in self.cols()]) + 4
counts = self.count()
cols = self.cols()
assert(len(cols) == len(counts))
columns = []
for col, count in counts.iteritems():
columns.append('%s%d non-null values' %
(common._pfixed(col, space), count))
dtypeLine = ''
nf = len(self.columns)
df = self.values.dtype
if self.objects is not None:
no = len(self.objects.columns)
do = self.objects.values.dtype
dtypeLine = '\ndtypes: %s(%d), %s(%d)' % (df, nf, do, no)
else:
dtypeLine = '\ndtype: %s(%d)' % (df, nf)
buffer.write('\n'.join(columns) + dtypeLine)
def _myformat(v):
return _pfixed(v, col_space, na_rep=self.na_rep, float_format=self.float_format)
def _myformat(v):
return _pfixed(v,
col_space,
na_rep=self.na_rep,
float_format=self.float_format)
