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November 28, 2021 19:59
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Mean sentence sentiment
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import matplotlib.pyplot as plt | |
import numpy as np | |
import pandas as pd | |
from textblob import TextBlob | |
def sentiment_polarity(string: str) -> float: | |
polarity = TextBlob(string).sentiment[0] | |
return polarity | |
# Load svo patterns and sentences | |
svo_data = pd.read_csv("svo_data.csv", index_col=0) | |
sen_data = pd.read_csv("sentence_data.csv", index_col=0) | |
# Apply sentiment(score) to the sentence column | |
sen_data["sentiment_polarity"] = sen_data.sentence.apply(sentiment_polarity) | |
# Print mean sentiment polarity score | |
mean_sentiment_scores = sen_data.groupby("keyterm").mean() | |
# Plot results | |
labels = [l.replace(" ", "\n") for l in mean_sentiment_scores.index.to_list()] | |
pos = np.arange(len(labels)) | |
ax = mean_sentiment_scores.plot( | |
kind="bar", color="lightblue", edgecolor="midnightblue", legend=False, rot=0 | |
) | |
plt.axhline(0, 0, 1, linestyle="--", color="grey", lw=0.5) | |
ax.set_xticks(pos) | |
ax.set_xticklabels(labels) | |
plt.ylabel("Mean Sentiment Polarity") | |
plt.tight_layout() | |
plt.show() |
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