# Path: loom/util.py
# @contextlib.contextmanager
# def csv_reader(filename):
#     with open_compressed(filename, 'rb') as f:
#         yield csv.reader(f)
# 
# Path: loom/util.py
# @contextlib.contextmanager
# def csv_writer(filename):
#     with open_compressed(filename, 'wb') as f:
#         yield csv.writer(f)
# 
# Path: loom/util.py
# class LoomError(Exception):
#     pass


import os
import shutil
import parsable
import loom.util
import loom.schema
import loom.schema_pb2
import loom.cFormat
import loom.documented
from itertools import cycle
from itertools import izip
from contextlib2 import ExitStack
from collections import defaultdict
from distributions.dbg.models import dpd
from distributions.fileutil import tempdir
from distributions.io.stream import json_dump
from distributions.io.stream import json_load
from distributions.io.stream import open_compressed
from distributions.io.stream import protobuf_stream_load
from loom.util import csv_reader
from loom.util import csv_writer
from loom.util import LoomError
}

EXAMPLE_VALUES = {
    'booleans': False,
    'counts': 0,
    'reals': 0.0,
}

EXAMPLE_CATEGORICAL_ENCODER = {
    'name': 'day-of-week',
    'model': 'dd',
    'symbols': {
        'Monday': 0,
        'Tuesday': 1,
        'Wednesday': 2,
        'Friday': 4,
    },
}


@parsable.command
@loom.documented.transform(
    inputs=['ingest.schema'],
    outputs=['ingest.schema_row'])
def make_schema_row(schema_in, schema_row_out):
    '''
    Convert json schema to protobuf schema row.
    '''
    schema = json_load(schema_in)
    if not schema:

# Path: loom/util.py
# @contextlib.contextmanager
# def csv_reader(filename):
#     with open_compressed(filename, 'rb') as f:
#         yield csv.reader(f)
# 
# Path: loom/util.py
# @contextlib.contextmanager
# def csv_writer(filename):
#     with open_compressed(filename, 'wb') as f:
#         yield csv.writer(f)
# 
# Path: loom/util.py
# class LoomError(Exception):
#     pass


# Path: loom/format.py
import os
import shutil
import parsable
import loom.util
import loom.schema
import loom.schema_pb2
import loom.cFormat
import loom.documented
from itertools import cycle
from itertools import izip
from contextlib2 import ExitStack
from collections import defaultdict
from distributions.dbg.models import dpd
from distributions.fileutil import tempdir
from distributions.io.stream import json_dump
from distributions.io.stream import json_load
from distributions.io.stream import open_compressed
from distributions.io.stream import protobuf_stream_load
from loom.util import csv_reader
from loom.util import csv_writer
from loom.util import LoomError

}

EXAMPLE_VALUES = {
    'booleans': False,
    'counts': 0,
    'reals': 0.0,
}

EXAMPLE_CATEGORICAL_ENCODER = {
    'name': 'day-of-week',
    'model': 'dd',
    'symbols': {
        'Monday': 0,
        'Tuesday': 1,
        'Wednesday': 2,
        'Friday': 4,
    },
}


@parsable.command
@loom.documented.transform(
    inputs=['ingest.schema'],
    outputs=['ingest.schema_row'])
def make_schema_row(schema_in, schema_row_out):
    '''
    Convert json schema to protobuf schema row.
    '''
    schema = json_load(schema_in)
    if not schema:

        raise LoomError('Schema is empty: {}'.format(schema_in))