to_file or savefig.

Goal

Run every block and confirm the chart is visible.

from wordcloud import WordCloud
wc = WordCloud(width=400, height=220, background_color="white").generate("Nairobi kiosk mango soda airtime bread Nairobi Mombasa Kisumu Nakuru Eldoret kiosk kiosk mango rainfall shillings units Nairobi stall coastal lakeside highland")
wc.to_file("/uploads/cloud.png")
plt.imshow(wc, interpolation="bilinear")
plt.axis("off")
plt.savefig("cloud_fig.png", dpi=120, bbox_inches="tight")
plt.show()
print("wrote cloud.png")

from wordcloud import WordCloud
wc = WordCloud(width=300, height=180, background_color="white").generate("Nairobi Mombasa Kisumu")
plt.imshow(wc, interpolation="bilinear")
plt.axis("off")
plt.show()
print("preview")