def load_castra_partition(castra, parts, columns, index):
import blosc
# Due to serialization issues, blosc needs to be manually initialized in
# each process.
blosc.init()
for part in parts:
df = castra.load_partition(part, columns)
if isinstance(columns, list):
items = df.itertuples(index)
else:
items = df.iteritems() if index else iter(df)
for item in items:
yield item
def load_castra_partition(castra, parts, columns, index):
import blosc
# Due to serialization issues, blosc needs to be manually initialized in
# each process.
blosc.init()
for part in parts:
df = castra.load_partition(part, columns)
if isinstance(columns, list):
items = df.itertuples(index)
else:
items = df.iteritems() if index else iter(df)
for item in items:
yield item
def load_castra_partition(castra, part, columns, index):
import blosc
# Due to serialization issues, blosc needs to be manually initialized in
# each process.
blosc.init()
df = castra.load_partition(part, columns)
if isinstance(columns, list):
items = df.itertuples(index)
else:
items = df.iteritems() if index else iter(df)
items = list(items)
if items and isinstance(items[0], tuple) and type(items[0]) is not tuple:
names = items[0]._fields
items = [dict(zip(names, item)) for item in items]
return items
def load_castra_partition(castra, part, columns, index):
import blosc
# Due to serialization issues, blosc needs to be manually initialized in
# each process.
blosc.init()
df = castra.load_partition(part, columns)
if isinstance(columns, list):
items = df.itertuples(index)
else:
items = df.iteritems() if index else iter(df)
items = list(items)
if (items and isinstance(items[0], tuple) and type(items[0]) is not tuple):
names = items[0]._fields
items = [dict(zip(names, item)) for item in items]
return items
