Files
2024-10-18 23:04:33 +05:30

200 lines
6.6 KiB
Python

import os
import torch
import numpy as np
from PIL import Image, ImageSequence
import os
from os.path import isfile, join
import matplotlib.pyplot as plt
from wordcloud import WordCloud
import networkx as nx
from collections import Counter, defaultdict
from itertools import combinations
import pandas as pd
import folder_paths
def generate_wordcloud_and_network_graph(contents, separator, top_n_wordcloud=100, top_n_network=100, top_n_table=10, word_list_frequency=3):
output_dir = folder_paths.get_output_directory()
separators = {"comma":',','colon':';','space':' ','pipe':'|'}
separator = separators.get(separator, ',')
word_counter = Counter()
tag_cooccurrences = Counter()
for content in contents:
try:
tags = content.strip().split(separator)
word_counter.update(tags)
for tag1 in tags:
for tag2 in tags:
if tag1 != tag2:
tag_cooccurrences[(tag1, tag2)] += 1
except Exception as e:
print(f"Error processing content: {e}")
top_wordcloud_tags = dict(word_counter.most_common(top_n_wordcloud))
wordcloud = WordCloud(width=1920, height=1080, background_color='white').generate_from_frequencies(top_wordcloud_tags)
plt.figure(figsize=(16, 9))
plt.imshow(wordcloud, interpolation='bilinear')
plt.axis('off')
output_wordcloud_file = join(output_dir, 'wordcloud.png')
plt.savefig(output_wordcloud_file, bbox_inches='tight', pad_inches=0)
plt.close()
print("Word cloud saved as", output_wordcloud_file)
G = nx.Graph()
tags_cooccurrence = defaultdict(int)
for content in contents:
try:
tags = list(set(content.split(separator)))
for tag_pair in combinations(tags, 2):
if tag_pair[0].strip() and tag_pair[1].strip():
tags_cooccurrence[tag_pair] += 1
except Exception as e:
print(f"Error processing content: {e}")
top_cooccurrences = sorted(tags_cooccurrence.items(), key=lambda x: x[1], reverse=True)[:top_n_network]
for (tag1, tag2), weight in top_cooccurrences:
G.add_edge(tag1.strip(), tag2.strip(), weight=weight)
plt.figure(figsize=(24, 12))
gradio_blue = '#0B0F19'
plt.gca().set_facecolor(gradio_blue)
degrees = dict(G.degree)
node_size = [v * 100 for v in degrees.values()]
node_color = [degrees[n] for n in G.nodes]
edge_width = [G[u][v]['weight'] / 100 for u, v in G.edges]
pos = nx.kamada_kawai_layout(G)
nx.draw_networkx_nodes(G, pos, node_size=node_size, node_color=node_color, cmap=plt.cm.plasma, alpha=0.8)
nx.draw_networkx_edges(G, pos, width=edge_width, alpha=0.3, edge_color='w')
nx.draw_networkx_labels(G, pos, font_size=12, font_weight='bold', font_color='white', font_family='sans-serif')
plt.axis('off')
output_network_graph_file = join(output_dir, 'network_graph.png')
plt.savefig(output_network_graph_file, pad_inches=0, dpi=300, bbox_inches='tight', facecolor=gradio_blue)
plt.close()
print("Network graph saved as", output_network_graph_file)
words = [word for word, freq in word_counter.items() if freq >= word_list_frequency]
list_1 = ', '.join(words)
list_2 = '\n'.join(words)
tag_freq_table = pd.DataFrame.from_dict(word_counter, orient='index', columns=['Frequency'])
tag_freq_table = tag_freq_table.sort_values(by='Frequency', ascending=False)
tag_freq_table.reset_index(inplace=True)
tag_freq_table.columns = ['Tag', 'Frequency']
plt.figure(figsize=(12, 6))
bars = plt.bar(tag_freq_table['Tag'][:top_n_table], tag_freq_table['Frequency'][:top_n_table], color='skyblue')
for bar in bars:
yval = bar.get_height()
plt.text(bar.get_x() + bar.get_width() / 2, yval, round(yval, 2), ha='center', va='bottom', color='black')
plt.xlabel('Tag')
plt.ylabel('Frequency')
plt.xticks(rotation=45, ha='right')
plt.tight_layout()
output_table_file = join(output_dir, 'tag_frequency_table.png')
plt.savefig(output_table_file)
plt.close()
print("Tag frequency table saved as", output_table_file)
return output_wordcloud_file, output_network_graph_file, output_table_file, list_1, list_2
def pilToImage(image):
return torch.from_numpy(np.array(image).astype(np.float32) / 255.0).unsqueeze(0)
def load_image(image_path):
try:
img = Image.open(image_path)
image = img.convert("RGB")
loaded_image = pilToImage(image)
except Exception as e:
print(f"Error loading image from '{image_path}': {e}")
return loaded_image
def create_empty_image(width=100, height=100, color=(255, 255, 255)):
try:
empty_image = Image.new("RGB", (width, height), color)
except Exception as e:
print(f"Error creating empty image: {e}")
empty_image = None
return empty_image
class DataSet_Visualizer:
def __init__(self):
pass
@classmethod
def INPUT_TYPES(s):
return {
"required": {
"TextFileContents": ("STRING", {"forceInput": True}),
"Seperator": (['comma', 'colon', 'space', 'pipe'],),
"WordCloudTop": ("INT", {"default": 1, "min": 1, "max": 9999}),
"NetworkGraphTop": ("INT", {"default": 1, "min": 1, "max": 9999}),
"FrequencyGraphTop": ("INT", {"default": 1, "min": 1, "max": 9999}),
"FrequencyForWordList": ("INT", {"default": 1, "min": 1, "max": 9999}),
},
}
INPUT_IS_LIST = True
RETURN_TYPES = ("STRING", "IMAGE", "STRING", "STRING",)
RETURN_NAMES = ("GraphsPaths", "GraphsImages", "Words List 1", "Words List 2",)
OUTPUT_IS_LIST = (True, True, False, False)
FUNCTION = "Visualize"
OUTPUT_NODE = True
CATEGORY = "🔶DATASET🔶"
def Visualize(self, TextFileContents, Seperator, WordCloudTop, NetworkGraphTop, FrequencyGraphTop, FrequencyForWordList):
try:
wc, ng, fg, l1, l2 = generate_wordcloud_and_network_graph(TextFileContents, Seperator[0], WordCloudTop[0], NetworkGraphTop[0], FrequencyGraphTop[0], FrequencyForWordList[0])
images = []
if os.path.exists(wc):
images.append(load_image(wc))
if os.path.exists(ng):
images.append(load_image(ng))
if os.path.exists(fg):
images.append(load_image(fg))
return ([wc, ng, fg], images, l1, l2)
except Exception as e:
print(f"Error saving: {e}")
return (["", "", ""], "", "", "")
N_CLASS_MAPPINGS = {
"DataSet_Visualizer": DataSet_Visualizer,
}
N_DISPLAY_NAME_MAPPINGS = {
"DataSet_Visualizer": "DataSet_Visualizer",
}