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globalstats.py
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/
globalstats.py
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# globalstats.py
#
# retrieve values from result files and perform global statistics:
#
# + Numero tot. parole
# + Numero tot. parole latine [per testi multilingua]
# + Numero tot. lemmi
# + Numero tot. latin types
# + Min/max/average lenghts of Latin types
# + Type token ratio
# + Lista di parole e frequenza
# + Lista di parole latine e frequenza
# + Lista stop words e frequenza
# + Lista lemmi, frequenza, varianti
# * Lista e frequenza di persone individuate
# * Lista e frequenza di luoghi individuati
#
# Results will be placed in a single HTML file with no formatting, to be
# enriched by an appropriate CSS file.
import os
import sys
import time
import json
import math
import re
import csv
# network analysis
import networkx as nx
#############################################################################
# text templates
TEXT_TEMPLATE = """\
Statistiche Complessive
=======================
Numero Totale di Parole: {num_words}
Numero Totale di Parole Latine: {num_lat_words}
Numero Totale di Type Latini: {num_lat_types}
Numero Totale di Lemmi Latini: {num_lat_lemmas}
Type / Token Ratio: {lat_ttr}
Minima Lunghezza Type: {min_len_types}
Massima Lunghezza Type: {max_len_types}
Media Lunghezza Type: {average_len_types}
Frequenze Parole Latine:
------------------------
{lat_freqs_lines}
Frequenze Lemmi Latini e Occorrenze:
------------------------------------
{lat_lemmafreqsoccurrences_lines}
Frequenze Parole Latine non-Stopword:
-------------------------------------
{lat_nostopfreqs_lines}
Frequenze Stopword Latine:
--------------------------
{lat_stopfreqs_lines}
Frequenze Persone:
------------------
{personfreqs_lines}
Frequenze Luoghi:
-----------------
{placefreqs_lines}
"""
# partialize open function to expressedly use UTF-8
from functools import partial
open_utf8 = partial(open, encoding='UTF-8')
#############################################################################
FOCUS_EXTENSION = "_fulltext_statistics.json" # use this to focus on file
def retrieve_data(fromdir):
def _retrieve_data_fromfile(fromdir, basename):
with open_utf8(os.path.join(fromdir, basename + "_statistics.json")) as f:
data_latstats = json.load(f)
with open_utf8(os.path.join(fromdir,
basename + "_fulltext_statistics.json")) as f:
data_ftstats = json.load(f)
with open_utf8(os.path.join(fromdir,
basename + "_tei_lists.json")) as f:
data_teilists = json.load(f)
with open_utf8(os.path.join(fromdir,
basename + "_tei_attrs.json")) as f:
data_teiattrs = json.load(f)
res = {
'text': data_ftstats['text'],
'lat_words': data_latstats['word_list_lowercase'],
'ft_words': data_ftstats['word_list_lowercase'],
'lat_types': data_latstats['type_list'],
'ft_freqs': data_ftstats['word_frequencies'],
'lat_freqs': data_latstats['word_frequencies'],
'lat_nostopfreqs': data_latstats['word_frequencies_nostops'],
'lat_stopfreqs': data_latstats['stop_frequencies'],
'lat_lemmafreqs': data_latstats['lemma_frequencies'],
'lat_lemmas': data_latstats['word_lemma_list'],
'place_freqs': data_teilists['xmltei_places']['frequencies'],
'person_freqs': data_teilists['xmltei_persons']['frequencies'],
}
return res
basefiles = os.listdir(fromdir)
res = {}
for x in basefiles:
if x.endswith(FOCUS_EXTENSION):
basename = x[:-len(FOCUS_EXTENSION)]
res[basename] = _retrieve_data_fromfile(fromdir, basename)
return res
def retrieve_teidata_fromfile(fromdir, basename):
with open_utf8(os.path.join(fromdir,
basename + "_tei_lists.json")) as f:
data_teilists = json.load(f)
with open_utf8(os.path.join(fromdir,
basename + "_tei_attrs.json")) as f:
data_teiattrs = json.load(f)
return (data_teiattrs, data_teilists)
def retrieve_teidata(fromdir):
basefiles = os.listdir(fromdir)
res = {}
for x in basefiles:
if x.endswith(FOCUS_EXTENSION):
basename = x[:-len(FOCUS_EXTENSION)]
res[basename] = retrieve_teidata_fromfile(fromdir, basename)
return res
# write text files retrieved from the stats records
def do_writetexts(data, destdir):
for x in data:
with open_utf8(os.path.join(destdir, "%s.txt" % x), 'w') as f:
f.write(data[x]['text'])
# given a dict made out of the above records, perform data extraction
def do_stats(data):
def _l_strip(l, filterempty=True):
if filterempty:
return list(x.strip() for x in l if x.strip())
else:
return list(x.strip() for x in l)
def _d_strip(d, filterempty=True):
if filterempty:
return dict({k.strip():e for (k, e) in d.items() if k.strip()})
else:
return dict({k.strip():e for (k, e) in d.items()})
all_words = []
all_lat_words = []
all_lat_types = set()
all_lat_lemmas = {}
all_freqs = {}
all_lat_freqs = {}
all_lat_lemmafreqs ={}
all_lat_stopfreqs ={}
all_lat_nostopfreqs ={}
all_lat_lemmas_occurrences = {}
all_place_freqs = {}
all_person_freqs = {}
for x in data:
rec = data[x]
all_words += _l_strip(rec['ft_words'])
all_lat_words += _l_strip(rec['lat_words'])
all_lat_types = all_lat_types.union(_l_strip(rec['lat_types']))
for k in rec['ft_freqs']:
ks = k.strip()
if ks in all_freqs:
all_freqs[ks] += rec['ft_freqs'][k]
else:
all_freqs[ks] = rec['ft_freqs'][k]
for k in rec['lat_freqs']:
ks = k.strip()
if ks in all_lat_freqs:
all_lat_freqs[ks] += rec['lat_freqs'][k]
else:
all_lat_freqs[ks] = rec['lat_freqs'][k]
for k in rec['lat_lemmafreqs']:
ks = k.strip()
if ks in all_lat_lemmafreqs:
all_lat_lemmafreqs[ks] += rec['lat_lemmafreqs'][k]
else:
all_lat_lemmafreqs[ks] = rec['lat_lemmafreqs'][k]
for k in rec['lat_nostopfreqs']:
ks = k.strip()
if ks in all_lat_nostopfreqs:
all_lat_nostopfreqs[ks] += rec['lat_nostopfreqs'][k]
else:
all_lat_nostopfreqs[ks] = rec['lat_nostopfreqs'][k]
for k in rec['lat_stopfreqs']:
ks = k.strip()
if ks in all_lat_stopfreqs:
all_lat_stopfreqs[ks] += rec['lat_stopfreqs'][k]
else:
all_lat_stopfreqs[ks] = rec['lat_stopfreqs'][k]
for k in rec['place_freqs']:
ks = k.strip()
if ks in all_place_freqs:
all_place_freqs[ks] += rec['place_freqs'][k]
else:
all_place_freqs[ks] = rec['place_freqs'][k]
for k in rec['person_freqs']:
ks = k.strip()
if ks in all_place_freqs:
all_person_freqs[ks] += rec['person_freqs'][k]
else:
all_person_freqs[ks] = rec['person_freqs'][k]
for e in rec['lat_lemmas']:
word, lemma = e
if lemma in all_lat_lemmas_occurrences:
all_lat_lemmas_occurrences[lemma].add(word.lower())
else:
all_lat_lemmas_occurrences[lemma] = set([word.lower()])
all_lat_types = list(all_lat_types)
num_words = len(all_words)
num_lat_words = len(all_lat_words)
num_lat_types = len(all_lat_types)
num_lat_lemmas = len(all_lat_lemmafreqs)
num_persons = len(all_person_freqs)
num_places = len(all_place_freqs)
lat_ttr = num_lat_types / num_lat_words
min_len_types = None
max_len_types = 0
ltsum = 0
for x in all_lat_types:
l = len(x)
if min_len_types is None or l < min_len_types:
min_len_types = l
if l > max_len_types:
max_len_types = l
ltsum += l
average_len_types = ltsum / num_lat_types
res = {
'words': all_words,
'lat_words': all_lat_words,
'lat_types': all_lat_types,
'num_words': num_words,
'num_lat_words': num_lat_words,
'num_lat_types': num_lat_types,
'num_lat_lemmas': num_lat_lemmas,
'num_persons': num_persons,
'num_places': num_places,
'lat_ttr': lat_ttr,
'min_len_types': min_len_types,
'max_len_types': max_len_types,
'average_len_types': average_len_types,
'lat_lemmas': all_lat_lemmas,
'freqs': all_freqs,
'lat_freqs': all_lat_freqs,
'lat_lemmafreqs': all_lat_lemmafreqs,
'lat_nostopfreqs': all_lat_nostopfreqs,
'lat_stopfreqs': all_lat_stopfreqs,
'personfreqs': all_person_freqs,
'placefreqs': all_place_freqs,
'lat_lemmas_occurrences': all_lat_lemmas_occurrences,
'freqs_lines': '\n'.join(
["%s: %s" % (x, all_freqs[x])
for x in sorted(list(all_freqs.keys()))]),
'lat_freqs_lines': '\n'.join(
["%s: %s" % (x, all_lat_freqs[x])
for x in sorted(list(all_lat_freqs.keys()))]),
'lat_lemmafreqsoccurrences_lines': '\n'.join(
["%s: %s; %s" % (x, all_lat_lemmafreqs[x],
' '.join(sorted(all_lat_lemmas_occurrences[x])))
for x in sorted(list(all_lat_lemmafreqs.keys()))]),
'lat_nostopfreqs_lines': '\n'.join(
["%s: %s" % (x, all_lat_nostopfreqs[x])
for x in sorted(list(all_lat_nostopfreqs.keys()))]),
'lat_stopfreqs_lines': '\n'.join(
["%s: %s" % (x, all_lat_stopfreqs[x])
for x in sorted(list(all_lat_stopfreqs.keys()))]),
'personfreqs_lines': '\n'.join(
["%s: %s" % (x, all_person_freqs[x])
for x in sorted(list(all_person_freqs.keys()))]),
'placefreqs_lines': '\n'.join(
["%s: %s" % (x, all_place_freqs[x])
for x in sorted(list(all_place_freqs.keys()))]),
}
return res
#############################################################################
# classes to handle TEI data and perform aggregations; the first is a class
# that encompasses all data from a single document, and the second provides
# a way to handle a list of such structured data by allowing filtering and
# subset extraction; built on results of the retrieve_data* utilities
class TEIData(object):
def __init__(self, data):
self.__docbase = data[0]['file_basename']
self.__teiattrs = data[0]
self.__teilists = data[1]
# get an attribute, given an attribute specification: the attribute
# specification is a string of dot-separated JSON indexes that only
# returns leaf attributes: if a path does not exist or is not a leaf
# then an IndexError is raised; if an attribute exists but is empty
# or a single dash, then None is returned
def get_attribute(self, attrspec):
attrpath = attrspec.split('.')
base = self.__teiattrs
try:
for i in attrpath:
base = base[i]
except IndexError as e:
raise IndexError(
"index '%s' not found for entry '%s'" % (
attrspec, self.__docbase))
if type(base) not in [str, int, float]:
raise IndexError(
"incomplete index '%s' for entry '%s'" % (
attrspec, self.__docbase))
if not base or base == '-':
return None
else:
return base
def get_list(self, listspec):
listpath = listspec.split('.')
llp = len(listpath)
if llp < 1 or llp > 3:
raise IndexError(
"incorrect index '%s' for entry '%s'" % (
listspec, self.__docbase))
try:
# first case is xmltei_dates, second is everything else
if llp == 1:
base = self.__teilists[listpath[0]]
else:
base = self.__teilists[listpath[0]][listpath[1]]
except (IndexError, KeyError) as e:
raise IndexError(
"index '%s' not found for entry '%s'" % (
listspec, self.__docbase))
# if we get a dict it is frequency entries, otherwise it is a list
if type(base) == dict:
if llp != 2:
raise IndexError(
"incorrect index '%s' for entry '%s'" % (
listspec, self.__docbase))
else:
return base.copy()
elif type(base) == list:
if llp not in (2, 3):
raise IndexError(
"incorrect index '%s' for entry '%s'" % (
listspec, self.__docbase))
else:
idx = listpath[llp - 1]
for x in base:
if idx in x:
res = x[idx]
if type(res) not in [str, int, float]:
raise IndexError(
"invalid index/data '%s' for entry '%s'" % (
attrspec, self.__docbase))
else:
yield res
else:
raise IndexError(
"incorrect index '%s' for entry '%s'" % (
listspec, self.__docbase))
def list_has(self, listspec, value):
listpath = listspec.split('.')
llp = len(listpath)
if llp < 1 or llp > 3:
raise IndexError(
"incorrect index '%s' for entry '%s'" % (
listspec, self.__docbase))
try:
# first case is xmltei_dates, second is everything else
if llp == 1:
base = self.__teilists[listpath[0]]
else:
base = self.__teilists[listpath[0]][listpath[1]]
except (IndexError, KeyError) as e:
raise IndexError(
"index '%s' not found for entry '%s'" % (
listspec, self.__docbase))
# if we get a dict it is frequency entries, otherwise it is a list
if type(base) == list:
if llp not in (2, 3):
raise IndexError(
"incorrect index '%s' for entry '%s'" % (
listspec, self.__docbase))
else:
idx = listpath[llp - 1]
for x in base:
if idx in x and x[idx] == value:
return True
return False
else:
raise IndexError(
"incorrect index '%s' for entry '%s'" % (
listspec, self.__docbase))
class TEIDataList(object):
def __init__(self, docs):
self.__docs = {}
for x in docs:
self.__docs[x] = TEIData(docs[x])
self.__keys = list(self.__docs.keys())
self.__keys.sort()
def keys(self):
return self.__keys.copy()
def get_item(self, idx):
if type(idx) == int:
idx = self.__keys[idx]
return self.__docs[idx]
# iterators
def filter_by_attribute(self, attrspec, value):
for x in self.__docs:
try:
if self.__docs[x].get_attribute(attrspec) == value:
yield self.__docs[x]
except IndexError:
continue
def filter_by_list_containing(self, listspec, value):
for x in self.__docs:
try:
if self.__docs[x].list_has(listspec, value):
yield self.__docs[x]
except IndexError:
continue
#############################################################################
def JUP_getStats(fromdir):
data = retrieve_data(fromdir)
return do_stats(data)
def JUP_getRawTEIData(fromdir):
return retrieve_teidata(fromdir)
def JUP_renderText(fromdir):
data = retrieve_data(fromdir)
gstats = do_stats(data)
return TEXT_TEMPLATE.format_map(gstats)
def JUP_renderTextFiles(fromdir, destdir, statsfname, texts=True):
data = retrieve_data(fromdir)
gstats = do_stats(data)
s = TEXT_TEMPLATE.format_map(gstats)
with open_utf8(os.path.join(destdir, statsfname), 'w') as f:
f.write(s)
if texts:
do_writetexts(data, destdir)
# end.