(Image: LE BEIN PUBLIC)

Police arrested the woman, 20, who threatened passers-by with a knife the town of Dijon.According to local media, she was brandishing a "20cm blade" in the street when police arrived.

Pictures published by Le Bein Public show she was wearing a full body viel described as a burka.

(Image: LE BEIN PUBLIC)

She entered several shops and Saint-Benigne Cathedral before the police apprehended her.

Police stopped her along Rue Mably before arresting her.

(Image: GOOGLE)

She was placed into custody and taken to the police station.

No one is believed to have been harmed in the incident

French police have been on high alert over a string of terror attacks hitting the nation.

Students from France were caught up in the attack in London which saw Khalid Masood drive a car through crowds on Westminster Bridge.

Police are trying to work out the motives for the incident.