hf.py

@@ -1,60 +0,0 @@
-import torch
-from transformers import GPT2Tokenizer, GPT2LMHeadModel, AutoModelForCausalLM
-import sys
-import regex as re
-
-import pdb
-tokenizer = GPT2Tokenizer.from_pretrained('gpt2')
-model = AutoModelForCausalLM.from_pretrained('gpt2').to('cuda')
-
-a = ['I took part in many conferences and competitions at the \t and international']
-for line in sys.stdin:
-# for line in a:
-    input_text = line.split('\t')[-2].rstrip()
-    right_context = line.split('\t')[-1].rstrip()
-    input_ids = tokenizer.encode(input_text, return_tensors='pt').to('cuda')
-
-    with torch.no_grad():
-        outputs = model(input_ids)
-
-
-    token_logits = outputs.logits[:, -1, : ]
-    probs = torch.nn.functional.softmax(token_logits, dim=1)[0]
-
-    top = torch.topk(probs, 4)
-    
-    top_indices = top.indices.tolist()
-    top_probs = top.values.tolist()
-    top_words = [tokenizer.decode(x) for x in top_indices]
-    # pdb.set_trace()
-    
-    
-    
-    right_encoded = tokenizer.encode(right_context, return_tensors='pt').to('cuda')
-    first_word = right_encoded[0][0].unsqueeze(0).unsqueeze(0)
-    second_word = right_encoded[0][1]  
-    
-    string_to_print = ''
-    sum_probs = 0
-    for p, w_i, w in zip(top_probs, top_indices, top_words):
-        if re.search(r'\p{L}+', w):
-            # pdb.set_trace()
-            buff = torch.tensor([w_i]).unsqueeze(0).to('cuda')
-            input_ids = torch.cat((buff, first_word), dim=-1)
-            with torch.no_grad():
-                outputs = model(input_ids)
-                
-            token_logits = outputs.logits[:, -1, : ]
-
-            probs = torch.nn.functional.softmax(token_logits, dim=1)[0]
-            
-            new_probs = (p + probs[second_word]) * 0.5
-            string_to_print += f"{w}:{new_probs} "
-            sum_probs += new_probs
-    
-    
-    unknow_prob = 1 - sum_probs
-    string_to_print += f":{unknow_prob}"
-    string_to_print = re.sub(' +', ' ', string_to_print)
-    print(string_to_print.rstrip().strip())
-

run.py

@@ -0,0 +1,153 @@
+import lzma
+import matplotlib.pyplot as plt
+from math import log
+from collections import OrderedDict
+from collections import Counter
+import regex as re
+from itertools import islice
+
+def freq_list(g, top=None):
+    c = Counter(g)
+
+    if top is None:
+       items = c.items()
+    else:
+       items = c.most_common(top)
+
+    return OrderedDict(sorted(items, key=lambda t: -t[1]))
+
+def get_words(t):
+    for m in re.finditer(r'[\p{L}0-9-\*]+', t):
+        yield m.group(0)
+
+def ngrams(iter, size):
+  ngram = []
+  for item in iter:
+    ngram.append(item)
+    if len(ngram) == size:
+        yield tuple(ngram)
+        ngram = ngram[1:]
+
+PREFIX_TRAIN = 'train' 
+words = []
+
+counter_lines = 0
+with lzma.open(f'{PREFIX_TRAIN}/in.tsv.xz', 'r') as train, open(f'{PREFIX_TRAIN}/expected.tsv', 'r') as expected:
+    for t_line, e_line in zip(train, expected):
+        t_line = t_line.decode("utf-8")
+
+        t_line = t_line.rstrip()
+        e_line = e_line.rstrip()
+
+        t_line_splitted_by_tab = t_line.split('\t')
+        
+        t_line_cleared = t_line_splitted_by_tab[-2] + ' ' + e_line + ' ' + t_line_splitted_by_tab[-1]
+
+        words += t_line_cleared.split()
+
+        counter_lines+=1
+        if counter_lines > 90000:
+            break
+
+# lzmaFile = lzma.open('dev-0/in.tsv.xz', 'rb')
+
+# content = lzmaFile.read().decode("utf-8")
+# words = get_words(trainset)
+
+ngrams_ = ngrams(words, 2)
+
+
+def create_probabilities_bigrams(w_c, b_c):
+    probabilities_bigrams = {}
+    for bigram, bigram_amount in b_c.items():
+        if bigram_amount <=2:
+            continue
+        p_word_before = bigram_amount / w_c[bigram[0]] 
+        p_word_after = bigram_amount / w_c[bigram[1]]
+        probabilities_bigrams[bigram] = (p_word_before, p_word_after)
+
+    return probabilities_bigrams
+
+words_c = Counter(words)
+word_=''
+bigram_c = Counter(ngrams_)
+ngrams_=''
+probabilities = create_probabilities_bigrams(words_c, bigram_c)
+
+
+items = probabilities.items()
+probabilities = OrderedDict(sorted(items, key=lambda t:t[1], reverse=True))
+items=''
+# sorted_by_freq = freq_list(ngrams)
+
+PREFIX_VALID = 'test-A'
+
+def count_probabilities(w_b, w_a, probs, w_c, b_c):
+    results_before = {}
+    results_after = {}
+    for bigram, probses in probs.items():
+        if len(results_before) > 20 or len(results_after) > 20:
+            break
+        if w_b == bigram[0]:
+            results_before[bigram] = probses[0]
+        if w_a == bigram[1]:
+            results_after[bigram] = probses[1]
+    a=1
+    best_ = {}
+
+    for bigram, probses in results_before.items():
+        for bigram_2, probses_2 in results_after.items():
+            best_[bigram[1]] = probses * probses_2
+
+    for bigram, probses in results_after.items():
+            for bigram_2, probses_2 in results_before.items():
+                if bigram[0] in best_:
+                    if probses * probses_2 < probses_2:
+                        continue
+                best_[bigram[0]] = probses * probses_2
+
+    items = best_.items()
+    return OrderedDict(sorted(items, key=lambda t:t[1], reverse=True))
+
+
+with lzma.open(f'{PREFIX_VALID}/in.tsv.xz', 'r') as train:
+    for t_line in train:
+        t_line = t_line.decode("utf-8")
+
+        t_line = t_line.rstrip()
+        t_line = t_line.replace('\\n', ' ')
+
+
+        t_line_splitted_by_tab = t_line.split('\t')
+        
+
+        words_pre = t_line_splitted_by_tab[-2].split()
+
+        words_po = t_line_splitted_by_tab[-1].split()
+
+        w_pre = words_pre[-1]
+        w_po = words_po[0]
+
+        probs_ordered = count_probabilities(w_pre, w_po,probabilities, words_c, bigram_c)
+        if len(probs_ordered) ==0:
+            print(f"the:0.5 a:0.3 :0.2")
+            continue
+        result_string = ''
+        counter_ = 0
+        for word_, p in probs_ordered.items():
+            if counter_>4:
+                break
+            re_ = re.search(r'\p{L}+', word_)
+            if re_:
+                word_cleared = re_.group(0)
+                result_string += f"{word_cleared}:{str(p)} "
+
+            else:
+                if result_string == '':
+                    result_string = f"the:0.5 a:0.3 "
+                continue
+
+            counter_+=1
+        result_string += ':0.1'
+        print(result_string)
+        a=1

wyjasnienie.txt

@@ -1,11 +0,0 @@
-Na podstawie prawdopodobieństw top 4 słów wygenerowanych z lewego kontekstu. Kolejno tworzę prompt składający się z przewidywanego słowa + następnego słowa.  
-
-X - prawdopodobieństwo słowa wygenerowanego na podstawie lewego kontekstu
-
-Y - słowo występujące po słowie X
-
-Z - słowo występujące po słowie Y
-
-finalne prawdopodobieństwo słowa liczę na podstawie wzoru poniżej:
-
-(prawdopodobieństwo X na podstawie lewego kontekstu * prawdopodobieństwo słowa Z na podstawie X i Y) * 0.5