# Path: cam/sgnmt/utils.py
# GO_ID = 1
# EOS_ID = 2
# UNK_ID = 0
# NOTAPPLICABLE_ID = 3
# NEG_INF = float("-inf")
# INF = float("inf")
# EPS_P = 0.00001
#     GO_ID = 0
#     EOS_ID = 2
#     UNK_ID = 3
#     GO_ID = 2 # Usually not used
#     EOS_ID = 1
#     UNK_ID = 3 # Don't rely on this: UNK not standardized in T2T
# TMP_FILENAME = '/tmp/sgnmt.%s.fst' % os.getpid()
# MESSAGE_TYPE_DEFAULT = 1
# MESSAGE_TYPE_POSTERIOR = 2
# MESSAGE_TYPE_FULL_HYPO = 3
# def switch_to_fairseq_indexing():
# def switch_to_t2t_indexing():
# def log_sum_tropical_semiring(vals):
# def log_sum_log_semiring(vals):
# def oov_to_unk(seq, vocab_size, unk_idx=None):
# def argmax_n(arr, n):
# def argmax(arr):
# def common_viewkeys(obj):
# def common_iterable(obj):
# def common_get(obj, key, default):
# def common_contains(obj, key):
# def w2f(fstweight):
# def load_fst(path):
# def get_path(tmpl, sub = 1):
# def split_comma(s, func=None):
#     def notify(self, message, message_type = MESSAGE_TYPE_DEFAULT):
#     def __init__(self):
#     def add_observer(self, observer):
#     def notify_observers(self, message, message_type = MESSAGE_TYPE_DEFAULT):
# class Observer(object):
# class Observable(object):
# 
# Path: cam/sgnmt/io.py
# def encode(src_sentence):
# def decode(trg_sentence):
# def initialize(args):
#     def encode(self, src_sentence):
#     def decode(self, trg_sentence):
#     def encode(self, src_sentence):
#     def decode(self, trg_sentence):
#     def encode(self, src_sentence):
#     def decode(self, trg_sentence):
#     def encode(self, src_sentence):
#     def decode(self, trg_sentence):
#     def __init__(self, codes_path, separator='@@', remove_eow=False):
#     def process_line(self, line):
#     def segment(self, sentence):
#     def segment_tokens(self, tokens):
#     def get_pairs(self, word):
#     def encode(self, orig):
#     def __init__(self, codes_path, separator='', remove_eow=False):
#     def encode(self, src_sentence):
#     def decode(self, trg_sentence):
#     def decode(self, trg_sentence):
# def load_src_wmap(path):
# def load_trg_wmap(path):
# class Encoder(object):
# class Decoder(object):
# class IDEncoder(Encoder):
# class IDDecoder(Decoder):
# class WordEncoder(Encoder):
# class WordDecoder(Decoder):
# class CharEncoder(Encoder):
# class CharDecoder(Decoder):
# class BPE(object):
# class BPEEncoder(Encoder):
# class BPEDecoder(Decoder):
# class BPEAtAtDecoder(Decoder):


from abc import abstractmethod
from cam.sgnmt import utils
from cam.sgnmt import io
from collections import defaultdict
import os
import errno
import logging
import numpy as np
import codecs
    import pywrapfst as fst
        import openfst_python as fst
        pass
    
    @abstractmethod
    def write_hypos(self, all_hypos, sen_indices=None):
        """This method writes output files to the file system. The
        configuration parameters such as output paths should already
        have been provided via constructor arguments.
        
        Args:
            all_hypos (list): list of nbest lists of hypotheses
            sen_indices (list): List of sentence indices (0-indexed)
        
        Raises:
            IOError. If something goes wrong while writing to the disk
        """
        raise NotImplementedError


class TextOutputHandler(OutputHandler):
    """Writes the first best hypotheses to a plain text file """
    
    def __init__(self, path):
        """Creates a plain text output handler to write to ``path`` """
        super(TextOutputHandler, self).__init__()
        self.path = path
        
    def write_hypos(self, all_hypos, sen_indices=None):
        """Writes the hypotheses in ``all_hypos`` to ``path`` """
        if self.f is not None:
            for hypos in all_hypos:

# Path: cam/sgnmt/utils.py
# GO_ID = 1
# EOS_ID = 2
# UNK_ID = 0
# NOTAPPLICABLE_ID = 3
# NEG_INF = float("-inf")
# INF = float("inf")
# EPS_P = 0.00001
#     GO_ID = 0
#     EOS_ID = 2
#     UNK_ID = 3
#     GO_ID = 2 # Usually not used
#     EOS_ID = 1
#     UNK_ID = 3 # Don't rely on this: UNK not standardized in T2T
# TMP_FILENAME = '/tmp/sgnmt.%s.fst' % os.getpid()
# MESSAGE_TYPE_DEFAULT = 1
# MESSAGE_TYPE_POSTERIOR = 2
# MESSAGE_TYPE_FULL_HYPO = 3
# def switch_to_fairseq_indexing():
# def switch_to_t2t_indexing():
# def log_sum_tropical_semiring(vals):
# def log_sum_log_semiring(vals):
# def oov_to_unk(seq, vocab_size, unk_idx=None):
# def argmax_n(arr, n):
# def argmax(arr):
# def common_viewkeys(obj):
# def common_iterable(obj):
# def common_get(obj, key, default):
# def common_contains(obj, key):
# def w2f(fstweight):
# def load_fst(path):
# def get_path(tmpl, sub = 1):
# def split_comma(s, func=None):
#     def notify(self, message, message_type = MESSAGE_TYPE_DEFAULT):
#     def __init__(self):
#     def add_observer(self, observer):
#     def notify_observers(self, message, message_type = MESSAGE_TYPE_DEFAULT):
# class Observer(object):
# class Observable(object):
# 
# Path: cam/sgnmt/io.py
# def encode(src_sentence):
# def decode(trg_sentence):
# def initialize(args):
#     def encode(self, src_sentence):
#     def decode(self, trg_sentence):
#     def encode(self, src_sentence):
#     def decode(self, trg_sentence):
#     def encode(self, src_sentence):
#     def decode(self, trg_sentence):
#     def encode(self, src_sentence):
#     def decode(self, trg_sentence):
#     def __init__(self, codes_path, separator='@@', remove_eow=False):
#     def process_line(self, line):
#     def segment(self, sentence):
#     def segment_tokens(self, tokens):
#     def get_pairs(self, word):
#     def encode(self, orig):
#     def __init__(self, codes_path, separator='', remove_eow=False):
#     def encode(self, src_sentence):
#     def decode(self, trg_sentence):
#     def decode(self, trg_sentence):
# def load_src_wmap(path):
# def load_trg_wmap(path):
# class Encoder(object):
# class Decoder(object):
# class IDEncoder(Encoder):
# class IDDecoder(Decoder):
# class WordEncoder(Encoder):
# class WordDecoder(Decoder):
# class CharEncoder(Encoder):
# class CharDecoder(Decoder):
# class BPE(object):
# class BPEEncoder(Encoder):
# class BPEDecoder(Decoder):
# class BPEAtAtDecoder(Decoder):


# Path: cam/sgnmt/output.py
from abc import abstractmethod
from cam.sgnmt import utils
from cam.sgnmt import io
from collections import defaultdict
import os
import errno
import logging
import numpy as np
import codecs
    import pywrapfst as fst
        import openfst_python as fst

        pass
    
    @abstractmethod
    def write_hypos(self, all_hypos, sen_indices=None):
        """This method writes output files to the file system. The
        configuration parameters such as output paths should already
        have been provided via constructor arguments.
        
        Args:
            all_hypos (list): list of nbest lists of hypotheses
            sen_indices (list): List of sentence indices (0-indexed)
        
        Raises:
            IOError. If something goes wrong while writing to the disk
        """
        raise NotImplementedError


class TextOutputHandler(OutputHandler):
    """Writes the first best hypotheses to a plain text file """
    
    def __init__(self, path):
        """Creates a plain text output handler to write to ``path`` """
        super(TextOutputHandler, self).__init__()
        self.path = path
        
    def write_hypos(self, all_hypos, sen_indices=None):
        """Writes the hypotheses in ``all_hypos`` to ``path`` """
        if self.f is not None:
            for hypos in all_hypos:

                self.f.write(io.decode(hypos[0].trgt_sentence))