# Path: visualize.py
# def read_conll(inp,maxsent):
#     """ Read conll format file and yield one sentence at a time as a list of lists of columns. If inp is a string it will be interpreted as filename, otherwise as open file for reading in unicode"""
#     if isinstance(inp,basestring):
#         f=codecs.open(inp,u"rt",u"utf-8")
#     else:
#         f=codecs.getreader("utf-8")(sys.stdin) # read stdin
#     count=0
#     sent=[]
#     comments=[]
#     for line in f:
#         line=line.strip()
#         if not line:
#             if sent:
#                 count+=1
#                 yield sent, comments
#                 if maxsent!=0 and count>=maxsent:
#                     break
#                 sent=[]
#                 comments=[]
#         elif line.startswith(u"#"):
#             if sent:
#                 raise ValueError("Missing newline after sentence")
#             comments.append(line)
#             continue
#         else:
#             sent.append(line.split(u"\t"))
#     else:
#         if sent:
#             yield sent, comments
# 
#     if isinstance(inp,basestring):
#         f.close() #Close it if you opened it


from visualize import read_conll
import sys
import codecs
    import argparse
    import compat.argparse as argparse
    nearPlaces=list(range(args.chunk_size,len(sent),args.chunk_size)) #The places nearby which a cut should ideally happen
    assert len(nearPlaces)>0, len(sent)
    candidates=cutCandidates(sent)
    cutPoints=cutPointsNearPlaces(nearPlaces,candidates)
    if len(sent)-cutPoints[-1]<args.leeway:
        cutPoints.pop(-1) #We don't want to have too short final segment

    subsents=[]
    prev=0
    for x in cutPoints+[len(sent)]:
        #create a new sub-sentence
        subsents.append(sent[prev:x])
        
        #...renumber tokens
        newSubSent=subsents[-1]
        for idx in range(len(newSubSent)):
            newSubSent[idx][ID]=unicode(idx+1)
        prev=x

    return subsents

def print_sent(sent,comments,add_newline=True):
    if comments:
        print >> out8, u"\n".join(comments)
    print >> out8, u"\n".join(u"\t".join(cols) for cols in sent)
    if add_newline:
        print >> out8

def renumber(sent,offset):
    #Renumber all tokens and head references by a given offset (can be negative)

# Path: visualize.py
# def read_conll(inp,maxsent):
#     """ Read conll format file and yield one sentence at a time as a list of lists of columns. If inp is a string it will be interpreted as filename, otherwise as open file for reading in unicode"""
#     if isinstance(inp,basestring):
#         f=codecs.open(inp,u"rt",u"utf-8")
#     else:
#         f=codecs.getreader("utf-8")(sys.stdin) # read stdin
#     count=0
#     sent=[]
#     comments=[]
#     for line in f:
#         line=line.strip()
#         if not line:
#             if sent:
#                 count+=1
#                 yield sent, comments
#                 if maxsent!=0 and count>=maxsent:
#                     break
#                 sent=[]
#                 comments=[]
#         elif line.startswith(u"#"):
#             if sent:
#                 raise ValueError("Missing newline after sentence")
#             comments.append(line)
#             continue
#         else:
#             sent.append(line.split(u"\t"))
#     else:
#         if sent:
#             yield sent, comments
# 
#     if isinstance(inp,basestring):
#         f.close() #Close it if you opened it


# Path: limit_sentence_len.py
from visualize import read_conll
import sys
import codecs
    import argparse
    import compat.argparse as argparse

    nearPlaces=list(range(args.chunk_size,len(sent),args.chunk_size)) #The places nearby which a cut should ideally happen
    assert len(nearPlaces)>0, len(sent)
    candidates=cutCandidates(sent)
    cutPoints=cutPointsNearPlaces(nearPlaces,candidates)
    if len(sent)-cutPoints[-1]<args.leeway:
        cutPoints.pop(-1) #We don't want to have too short final segment

    subsents=[]
    prev=0
    for x in cutPoints+[len(sent)]:
        #create a new sub-sentence
        subsents.append(sent[prev:x])
        
        #...renumber tokens
        newSubSent=subsents[-1]
        for idx in range(len(newSubSent)):
            newSubSent[idx][ID]=unicode(idx+1)
        prev=x

    return subsents

def print_sent(sent,comments,add_newline=True):
    if comments:
        print >> out8, u"\n".join(comments)
    print >> out8, u"\n".join(u"\t".join(cols) for cols in sent)
    if add_newline:
        print >> out8

def renumber(sent,offset):
    #Renumber all tokens and head references by a given offset (can be negative)

    for cols in sent: