Under what circumstances did Zhang Hu write the pop poem "Lights at Night on the Fifteenth Day of the First Moon"?

The Night Lantern on the Fifth Day of the First Moon is a seven-character poem written by Zhang Hu, a poet of the Tang Dynasty. The poem describes the scene of the Lantern Festival on the 15th day of the first month, in which all the families go out, all the people in the alleys are empty, and all the people come here to enjoy themselves and return home to have fun, which makes the Lantern Festival the most poetic and the most soul-consuming time of the year. The Lantern Festival, also known as the Festival of Lights, is an ancient Han Chinese traditional festival. Lantern Lantern Festival custom from the Han Dynasty, to the Tang Dynasty, more prosperous activities to enjoy the lights, the palace, hanging lights everywhere on the street, but also to establish a tall lamp wheel, lamp building and lamp tree, according to the tradition of the Han Chinese folk in the day on the night of the white moon, people want to point up ten thousand colored lamps, to show the celebration. Go out to enjoy the moon, light the fire, happy to guess the riddles, *** to eat the Lantern Festival, family reunions, celebrating the festival, a joyful and happy.