Steam rises from the cooling towers of the Golfech nuclear plant, in Saint-Loup, France, March 13, 2021. REUTERS/Stephane Mahe

Steam rises from the cooling towers of the Golfech nuclear plant, in Saint-Loup, France, March 13, 2021. REUTERS/Stephane Mahe

Steam rises from the cooling towers of the Golfech nuclear plant, in Saint-Loup, France, March 13, 2021. REUTERS/Stephane Mahe

Steam rises from the cooling towers of the Golfech nuclear plant, in Saint-Loup, France, March 13, 2021. REUTERS/Stephane Mahe

Thomas Desjonqueres, Olivier Goinard and Raphael Mouterde celebrate on the stage after winning the Best Sound Award for their film ''Le chant du loup'' during the 45th Cesar Awards ceremony in Paris, France, February 28, 2020. REUTERS/Piroschka van de Wouw

Thomas Desjonqueres speaks next to Raphael Mouterde and Olivier Goinard after winning the Best Sound Award for their film ''Le chant du loup'' during the 45th Cesar Awards ceremony in Paris, France, February 28, 2020. REUTERS/Piroschka van de Wouw

72nd Cannes Film Festival - Closing ceremony and screening of the film "Hors normes" (The Specials) out of competition - Red Carpet Arrivals - Cannes, France, May 25, 2019. Jean-Loup Dabadie poses. REUTERS/Jean-Paul Pelissier

A confectioner checks a candied tangerine at Florian confectionery in Le pont Du loup, France, January 24, 2019. REUTERS/Eric Gaillard TPX IMAGES OF THE DAY

A confectioner checks a candied tangerine at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner pours sugar at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner pours sugar at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner pours sugar at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner arranges a piece of orange soaked in chocolate at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner pours sugar at Florian confectionery in Le pont Du loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner soaks a piece of orange in a chocolate at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner pours a sugar at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

Candies are seen at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner displays candied verbena at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner displays candied roses at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner displays candied violets at Florian confectionery in Le Pont Du Loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner displays candied roses at Florian confectionery in Le pont Du loup, France, January 24, 2019. REUTERS/Eric Gaillard

Jasmin, rose, violet jam jars are displayed at Florian confectionery in Le pont Du loup, France, January 24, 2019. REUTERS/Eric Gaillard

Candied tangerines are dsiplayed at Florian confectionery in Le pont Du loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner checks a candied tangerine at Florian confectionery in Le pont Du loup, France, January 24, 2019. REUTERS/Eric Gaillard

A confectioner checks a candied tangerine at Florian confectionery in Le pont Du loup, France, January 24, 2019. REUTERS/Eric Gaillard

French businessman and writer Paul-Loup Sulitzer attends a national tribute ceremony for late singer Charles Aznavour in Paris, France, October 5, 2018 Christophe Ena/Pool via REUTERS

A man places a loupe over a book at his house in Ciudad Juarez, Mexico September 17, 2018. Picture taken September 17, 2018. REUTERS/Jose Luis Gonzalez

A worker uses a loupe to inspect a rough diamond at Belgian diamond company Rosy Blue in Antwerp, Belgium February 1, 2018. Picture taken February 1, 2018. REUTERS/Francois Lenoir

French businessman and writer Paul-Loup Sulitzer arrives at the La Madeleine Church to attend a ceremony in tribute to late French singer and actor Johnny Hallyday in Paris, France, December 9, 2017. REUTERS/Ludovic Marin/Pool

A French farmer stands near hundreds of sheep during a protest against the government's "Plan loup" (wolf project) which protects wolves which the farmers blame for livestock deaths and financial losses, in Lyon, France, October 9, 2017. Banner reads, "He who saves the wolves, kills the sheep". REUTERS/Robert Pratta

French farmers stage a protest against the government's "Plan loup" (wolf project) as the farmers seek to protect their livestock against attacks by wolves, in Lyon, France, October 9, 2017. Banner reads, "That our mountains live - Promises to keep". REUTERS/Robert Pratta

French farmers stage a protest against the government's "Plan loup" (wolf project) as the farmers seek to protect their livestock against attacks by wolves, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta

A French farmer stands near hundreds of sheep during a protest against the government's "Plan loup" (wolf project) which protects wolves which the farmers blame for livestock deaths and financial losses, in Lyon, France, October 9, 2017. Placard reads, "In 2015 wolves killed 9,000 domesticated animals in France". REUTERS/Robert Pratta

French farmers walk with hundreds of sheep during a protest against the government's "Plan loup" (wolf project) that protects wolves which the farmers blame for livestock deaths and financial losses, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta

French farmers stage a protest against the government's "Plan loup" (wolf project) as the farmers seek to protect their livestock against attacks by wolves, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta

French farmers stage a protest against the government's "Plan loup" (wolf project) as the farmers seek to protect their livestock against attacks by wolves, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta

A French farmer stands near hundreds of sheep during a protest against the government's "Plan loup" (wolf project) which protects wolves that the farmers blame for livestock deaths and financial losses, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta

Hundreds of sheep are seen during a protest by French farmers against the government's "Plan loup" (wolf project) which protects wolves that the farmers blame for livestock deaths and financial losses, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta

French farmers stand near hundreds of sheep during a protest against the government's "Plan loup" (wolf project) which protects wolves which the farmers blame for livestock deaths and financial losses, in Lyon, France, October 9, 2017. Placard reads, "In 2015 wolves killed 9,000 domesticated animals in France". REUTERS/Robert Pratta

A French farmer stands near hundreds of sheep during a protest against the government's "Plan loup" (wolf project) which protects wolves which the farmers blame for livestock deaths and financial losses, in Lyon, France, October 9, 2017. Placard reads, "In 2015 wolves killed 9,000 domesticated animals in France". REUTERS/Robert Pratta

A French farmer stands near hundreds of sheep during a protest against the government's "Plan loup" (wolf project) which protects wolves which the farmers blame for livestock deaths and financial losses, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta

French farmers walk ahead of hundreds of sheep as they stage a protest against the government's "Plan loup" (wolf project) which protects wolves which the farmers blame for livestock deaths and financial losses, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta

French farmers walk ahead of hundreds of sheep as they stage a protest against the government's "Plan loup" (wolf project) which protects wolves which the farmers blame for livestock deaths and financial losses, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta

Hundreds of sheep gather as French farmers (rear) stage a protest against the government's "Plan loup" (wolf project) as the farmers seek to protect their livestock against attacks by wolves, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta TPX IMAGES OF THE DAY

Hundreds of sheep gather as French farmers (rear) stage a protest against the government's "Plan loup" (wolf project) as the farmers seek to protect their livestock against attacks by wolves, in Lyon, France, October 9, 2017. REUTERS/Robert Pratta

French writer Paul-Loup Sulitzer attends the funeral ceremony of late actress Mireille Darc at the Saint-Sulpice church in Paris, France, September 1, 2017. REUTERS/Charles Platiau

French writer Paul-Loup Sulitzer (L) and French director and actor Robert Hossein attend the funeral ceremony of late actress Mireille Darc at the Saint-Sulpice church in Paris, France, September 1, 2017. REUTERS/Charles Platiau

Actors Loup Denis Elion, Amelie Etasse, Anne Elisabeth Blateau, Gerard Hernadez, David Mora and Marion Game from the TV series 'Scenes de menages' attends the opening ceremony of the 57th Monte-Carlo Television Festival in Monaco, June 16, 2017. REUTERS/Eric Gaillard

French rescue services work at the scene of an accident involving fifty vehicles which crashed due to fog on the road between La Roche-sur-Yon and Sables-d'Olonne, France, that killed five, December 20, 2016. REUTERS/Stephane Mahe

French rescue services work at the scene of an accident involving fifty vehicles which crashed due to fog on the road between La Roche-sur-Yon and Sables-d'Olonne, France, that killed five and injured more than forty, December 20, 2016. REUTERS/Stephane Mahe

French rescue services work at the scene of an accident involving fifty vehicles which crashed due to fog on the road between La Roche-sur-Yon and Sables-d'Olonne, France, that killed five and injured more than forty, December 20, 2016. REUTERS/Stephane Mahe

French President Francois Hollande (bottom), and mayor of Montrouge Jean-Loup Metton, (C), lay a wreath of flowers honoring late policewoman Clarissa Jean-Philippe in Montrouge, south of Paris France, January 9, 2016. France this week commemorates the victims of last year's Islamist militant attacks on satirical weekly Charlie Hebdo and a Jewish supermarket with eulogies, memorial plaques and another cartoon lampooning religion. REUTERS/Michel Euler/Pool

People use loupes to observe marijuana flowers during the "Expo Cannabis" forum in Montevideo, December 5, 2015. Exhibitors sell seeds, different kind of soils and other marijuana paraphernalia. REUTERS/Andres Stapff

French President Francois Hollande (R) shakes hands with residents in Saint-Loup sur Semouse as part of a government meeting on rural issues, eastern France, September 14, 2015. REUTERS/Patrick Hertzog/Pool

French President Francois Hollande (2ndR) speaks with employees next to French Prime Minister Manuel Valls (R) as they visit a factory in Saint-Loup sur Semouse as part of a government meeting on rural issues, eastern France, September 14, 2015. REUTERS/Patrick Hertzog/Pool

French President Francois Hollande (2ndR) speaks with employees next to French Prime Minister Manuel Valls (R) as they visit a factory in Saint-Loup sur Semouse as part of a government meeting on rural issues, eastern France, September 14, 2015. REUTERS/Patrick Hertzog/Pool

French President Francois Hollande (R) and Prime Minister Manuel Valls deliver a speech as they arrive in Saint-Loup-sur-Semouse as part of a government meeting on rural issues, Eastern France, September 14, 2015. REUTERS/Philippe Wojazer

French President Francois Hollande (R) and Prime Minister Manuel Valls leave after delivering a speech as they arrive in Saint-Loup-sur-Semouse as part of a government meeting on rural issues, Eastern France, September 14, 2015. REUTERS/Philippe Wojazer

French President Francois Hollande leaves his car as he arrives in Saint-Loup-sur-Semouse as part of a government meeting on rural issues, Eastern France, September 14, 2015. REUTERS/Philippe Wojazer

French President Francois Hollande (R) and Prime Minister Manuel Valls deliver a speech as they arrive in Saint-Loup-sur-Semouse as part of a government meeting on rural issues, Eastern France, September 14, 2015. REUTERS/Philippe Wojazer