Get error when generate the response:"Last assistant response is not valid canvas: invalid syntax"

[Green-li]

sdxl_name = '/models/stable-diffusion-xl-base-1.0' llm_name = '/models/omost-llama-3-8b-4bits' The dialogue is as follows:

design a poster, it contains character "O" in the center and the word "MOST" in the bottom, future style, fantistic style

# Initialize the canvas
canvas = Canvas()

# Set a global description for the canvas
canvas.set_global_description(
    description="A futuristic poster featuring the character 'O' in the center and the word 'MOST' at the bottom.",
    detailed_descriptions=[
        "The poster showcases a futuristic and fantastic style, with the character 'O' prominently displayed in the center.",
        "The 'O' is designed with a sleek, metallic finish, giving it a modern and advanced appearance.",
        'Surrounding the 'O' are intricate patterns and geometric shapes, adding to the futuristic aesthetic.',
        'At the bottom of the poster, the word "MOST" is written in a bold, futuristic font, with neon lights and glowing effects.',
        'The background of the poster is a gradient of deep blues and purples, creating a sense of depth and space.',
        'Various futuristic elements such as holograms, floating icons, and abstract shapes are scattered throughout the poster, enhancing its otherworldly feel.',
        'The overall composition is balanced and visually appealing, making it a striking piece of art.',
    ],
    tags='poster, futuristic, fantastic, character O, center, word MOST, bottom, sleek, metallic, modern, advanced, intricate patterns, geometric shapes, bold font, neon lights, glowing effects, gradient background, deep blues, purples, depth, space, holograms, floating icons, abstract shapes, balanced, visually appealing, striking, art',
    HTML_web_color_name='darkslateblue',
)

# Add character 'o' in the center
canvas.add_local_description(
    location='in the center',
    offset='no offset',
    area='a medium-sized square area',
    distance_to_viewer=1.5,
    description="Character 'O' in the center",
    detailed_descriptions=[
        "The character 'O' is designed with a sleek, metallic finish, giving it a modern and advanced appearance.",
        'The 'O' is surrounded by intricate patterns and geometric shapes, adding to the futuristic aesthetic.',
        'The metallic finish reflects light in various ways, creating a dynamic and captivating visual effect.',
        'The design of the 'O' is symmetrical and precise, with sharp edges and a polished look.',
        'The placement of the 'O' in the center of the poster makes it the focal point of the entire composition.',
    ],
    tags='character O, center, sleek, metallic, modern, advanced, intricate patterns, geometric shapes, futuristic, symmetrical, precise, sharp edges, polished, focal point',
    atmosphere='Futuristic and advanced, with a sense of modernity and precision.',
    style='Sleek and polished, with a focus on symmetry and sharp edges.',
    quality_meta='High-quality design with a polished and modern look.',
    HTML_web_color_name='silver',
)

# Add word most' at the bottom
canvas.add_local_description(
    location='on the bottom',
    offset='no offset',
    area='a small horizontal area',
    distance_to_viewer=2.0,
    description="Word 'MOST' at the bottom",
    detailed_descriptions=[
        "The word 'MOST' is written in a bold, futuristic font, with neon lights and glowing effects.",
        'The letters are designed with a sleek, modern aesthetic, featuring sharp lines and a polished finish.',
        'The neon lights give the word a glowing, luminescent effect, making it stand out against the dark background.',
        'The placement of the word at the bottom of the poster provides a strong foundation and anchors the composition.',
        'The glowing effects and neon lights add a dynamic and captivating visual element to the poster.',
    ],
    tags="word MOST, bottom, bold font, futuristic, neon lights, glowing effects, sleek, modern, sharp lines, polished, luminescent, dark background, strong foundation, anchors, dynamic, captivating",
    atmosphere='Bold and futuristic, with a strong and luminescent presence.',
    style='Sleek and modern, with sharp lines and a polished finish.',
    quality_meta='High-quality typography with glowing and luminescent effects.',
    HTML_web_color_name='linen',
)

# Add holograms and floating icons
canvas.add_local_description(
    location='on the top-left',
    offset='slightly to the lower-right',
    area='a small square area',
    distance_to_viewer=2.5,
    description='Holograms and floating icons',
    detailed_descriptions=[
        'Holograms and floating icons are scattered in the top-left area of the poster.',
        'These elements are designed with a translucent, glowing effect, giving them a futuristic and otherworldly appearance.',
        'The holograms display abstract shapes and patterns, while the floating icons represent various futuristic technologies.',
        'The placement of these elements adds depth and complexity to the poster, creating a sense of movement and interaction.',
        'The glowing effect of the holograms and icons contrasts with the dark background, making them stand out and enhancing the overall visual appeal.',
    ],
    tags='holograms, floating icons, top-left, translucent, glowing effect, futuristic, otherworldly, abstract shapes, patterns, futuristic technologies, depth, complexity, movement, interaction, glowing, dark background, visual appeal',
    atmosphere='Futuristic and otherworldly, with a sense of movement and interaction.',
    style='Translucent and glowing, with abstract shapes and patterns.',
    quality_meta='High-quality design with a glowing and futuristic effect.',
    HTML_web_color_name='ghostwhite',
)

# Add abstract shapes and geometric patterns
canvas.add_local_description(
    location='on the top-right',
    offset='slightly to the lower-left',
    area='a small square area',
    distance_to_viewer=2.5,
    description='Abstract shapes and geometric patterns',
    detailed_descriptions=[
        'Abstract shapes and geometric patterns are displayed in the top-right area of the poster.',
        'These elements are designed with a sleek, metallic finish, adding to the futuristic aesthetic of the poster.',
        'The abstract shapes are intricate and complex, featuring sharp lines and a polished look.',
        'The geometric patterns are symmetrical and precise, creating a sense of order and structure.',
        'The placement of these elements adds to the depth and complexity of the poster, enhancing its overall visual appeal.',
    ],
    tags='abstract shapes, geometric patterns, top-right, sleek, metallic finish, futuristic, intricate, complex, sharp lines, polished, symmetrical, precise, order, structure, depth, complexity, visual appeal',
    atmosphere='Futuristic and structured, with a sense of order and complexity.',
    style='Sleek and metallic, with intricate and symmetrical designs.',
    quality_meta='High-quality design with a polished and structured look.',
    HTML_web_color_name='lightslategray',
)

# Add futuristic elements and holographic effects
canvas.add_local_description(
    location='on the bottom-left',
    offset='slightly to the upper-right',
    area='a small square area',
    distance_to_viewer=2.5,
    description='Futuristic elements and holographic effects',
    detailed_descriptions=[
        'Futuristic elements and holographic effects are displayed in the bottom-left area of the poster.',
        'These elements include floating icons, abstract shapes, and holograms, all designed with a translucent, glowing effect.',
        'The futuristic elements are intricate and complex, featuring sharp lines and a polished finish.',
        'The holographic effects give these elements a dynamic and captivating visual appeal.',
        'The placement of these elements adds depth and complexity to the poster, enhancing its overall visual appeal.',
    ],
    tags='futuristic elements, holographic effects, bottom-left, floating icons, abstract shapes, holograms, translucent, glowing effect, intricate, complex, sharp lines, polished, dynamic, captivating, depth, complexity, visual appeal',
    atmosphere='Futuristic and dynamic, with a sense of depth and complexity.',
    style='Translucent and glowing, with intricate and complex designs.',
    quality_meta='High-quality design with a dynamic and captivating effect.',
    HTML_web_color_name='lavender',
)

make word "MOST" more fantistic

# Initialize the canvas
canvas = Canvas()

# Set a global description for the canvas
canvas.set_global_description(
    description="A futuristic poster featuring the character 'O' in the center and the word 'MOST' at the bottom.",
    detailed_descriptions=[
        "The poster showcases a futuristic and fantastic style, with the character 'O' prominently displayed in the center.",
        "The 'O' is designed with a sleek, metallic finish, giving it a modern and advanced appearance.",
        'Surrounding the 'O' are intricate patterns and geometric shapes, adding to the futuristic aesthetic.',
        'At the bottom of the poster, the word "MOST" is written in a bold, futuristic font, with neon lights and glowing effects.',
        'The background of the poster is a gradient of deep blues and purples, creating a sense of depth and space.',
        'Various futuristic elements such as holograms, floating icons, and abstract shapes are scattered throughout the poster, enhancing its otherworldly feel.',
        'The overall composition is balanced and visually appealing, making it a striking piece of art.',
    ],
    tags='poster, futuristic, fantastic, character O, center, word MOST, bottom, sleek, metallic, modern, advanced, intricate patterns, geometric shapes, bold font, neon lights, glowing effects, gradient background, deep blues, purples, depth, space, holograms, floating icons, abstract shapes, balanced, visually appealing, striking, art',
    HTML_web_color_name='darkslateblue',
)

# Add character 'o' in the center
canvas.add_local_description(
    location='in the center',
    offset='no offset',
    area='a medium-sized square area',
    distance_to_viewer=1.5,
    description="Character 'O' in the center",
    detailed_descriptions=[
        "The character 'O' is designed with a sleek, metallic finish, giving it a modern and advanced appearance.",
        'The 'O' is surrounded by intricate patterns and geometric shapes, adding to the futuristic aesthetic.',
        'The metallic finish reflects light in various ways, creating a dynamic and captivating visual effect.',
        'The design of the 'O' is symmetrical and precise, with sharp edges and a polished look.',
        'The placement of the 'O' in the center of the poster makes it the focal point of the entire composition.',
    ],
    tags='character O, center, sleek, metallic, modern, advanced, intricate patterns, geometric shapes, futuristic, symmetrical, precise, sharp edges, polished, focal point',
    atmosphere='Futuristic and advanced, with a sense of modernity and precision.',
    style='Sleek and polished, with a focus on symmetry and sharp edges.',
    quality_meta='High-quality design with a polished and modern look.',
    HTML_web_color_name='silver',
)

# Add fantastically designed word most' at the bottom
canvas.add_local_description(
    location='on the bottom',
    offset='no offset',
    area='a small horizontal area',
    distance_to_viewer=2.0,
    description="Fantastically designed word 'MOST' at the bottom",
    detailed_descriptions=[
        "The word 'MOST' is written in a bold, futuristic font, with neon lights and glowing effects.",
        'The letters are designed with a sleek, modern aesthetic, featuring sharp lines and a polished finish.',
        'The neon lights give the word a glowing, luminescent effect, making it stand out against the dark background.',
        'The placement of the word at the bottom of the poster provides a strong foundation and anchors the composition.',
        'The glowing effects and neon lights add a dynamic and captivating visual element to the poster.',
    ],
    tags="word MOST, bottom, bold font, futuristic, neon lights, glowing effects, sleek, modern, sharp lines, polished, luminescent, dark background, strong foundation, anchors, dynamic, captivating",
    atmosphere='Bold and futuristic, with a strong and luminescent presence.',
    style='Sleek and modern, with sharp lines and a polished finish.',
    quality_meta='High-quality typography with glowing and luminescent effects.',
    HTML_web_color_name='linen',
)

# Add holograms and floating icons
canvas.add_local_description(
    location='on the top-left',
    offset='slightly to the lower-right',
    area='a small square area',
    distance_to_viewer=2.5,
    description='Holograms and floating icons',
    detailed_descriptions=[
        'Holograms and floating icons are scattered in the top-left area of the poster.',
        'These elements are designed with a translucent, glowing effect, giving them a futuristic and otherworldly appearance.',
        'The holograms display abstract shapes and patterns, while the floating icons represent various futuristic technologies.',
        'The placement of these elements adds depth and complexity to the poster, creating a sense of movement and interaction.',
        'The glowing effect of the holograms and icons contrasts with the dark background, making them stand out and enhancing the overall visual appeal.',
    ],
    tags='holograms, floating icons, top-left, translucent, glowing effect, futuristic, otherworldly, abstract shapes, patterns, futuristic technologies, depth, complexity, movement, interaction, glowing, dark background, visual appeal',
    atmosphere='Futuristic and otherworldly, with a sense of movement and interaction.',
    style='Translucent and glowing, with abstract shapes and patterns.',
    quality_meta='High-quality design with a glowing and futuristic effect.',
    HTML_web_color_name='ghostwhite',
)

# Add abstract shapes and geometric patterns
canvas.add_local_description(
    location='on the top-right',
    offset='slightly to the lower-left',
    area='a small square area',
    distance_to_viewer=2.5,
    description='Abstract shapes and geometric patterns',
    detailed_descriptions=[
        'Abstract shapes and geometric patterns are displayed in the top-right area of the poster.',
        'These elements are designed with a sleek, metallic finish, adding to the futuristic aesthetic of the poster.',
        'The abstract shapes are intricate and complex, featuring sharp lines and a polished look.',
        'The geometric patterns are symmetrical and precise, creating a sense of order and structure.',
        'The placement of these elements adds to the depth and complexity of the poster, enhancing its overall visual appeal.',
    ],
    tags='abstract shapes, geometric patterns, top-right, sleek, metallic finish, futuristic, intricate, complex, sharp lines, polished, symmetrical, precise, order, structure, depth, complexity, visual appeal',
    atmosphere='Futuristic and structured, with a sense of order and complexity.',
    style='Sleek and metallic, with intricate and symmetrical designs.',
    quality_meta='High-quality design with a polished and structured look.',
    HTML_web_color_name='lightslategray',
)

# Add futuristic elements and holographic effects
canvas.add_local_description(
    location='on the bottom-left',
    offset='slightly to the upper-right',
    area='a small square area',
    distance_to_viewer=2.5,
    description='Futuristic elements and holographic effects',
    detailed_descriptions=[
        'Futuristic elements and holographic effects are displayed in the bottom-left area of the poster.',
        'These elements include floating icons, abstract shapes, and holograms, all designed with a translucent, glowing effect.',
        'The futuristic elements are intricate and complex, featuring sharp lines and a polished finish.',
        'The holographic effects give these elements a dynamic and captivating visual appeal.',
        'The placement of these elements adds depth and complexity to the poster, enhancing its overall visual appeal.',
    ],
    tags='futuristic elements, holographic effects, bottom-left, floating icons, abstract shapes, holograms, translucent, glowing effect, intricate, complex, sharp lines, polished, dynamic, captivating, depth, complexity, visual appeal',
    atmosphere='Futuristic and dynamic, with a sense of depth and complexity.',
    style='Translucent and glowing, with intricate and complex designs.',
    quality_meta='High-quality design with a dynamic and captivating effect.',
    HTML_web_color_name='lavender',
)

The 'render the images' button is not shown, and the log of the service like this:

[Green-li]

Fix it. The error is caused by the quotes of the O, and use ` instead.