Update app.py
Browse files
app.py
CHANGED
|
@@ -1,63 +1,154 @@
|
|
|
|
|
|
|
|
| 1 |
import streamlit as st
|
| 2 |
-
|
|
|
|
|
|
|
| 3 |
import os
|
| 4 |
-
import
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 5 |
|
| 6 |
-
|
| 7 |
-
|
| 8 |
-
|
| 9 |
-
|
| 10 |
-
|
| 11 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
| 12 |
|
| 13 |
-
#
|
| 14 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 15 |
|
| 16 |
-
|
| 17 |
-
genai.configure(api_key=os.environ['GOOGLE_API_KEY'])
|
| 18 |
|
| 19 |
-
|
| 20 |
-
|
| 21 |
|
| 22 |
-
|
| 23 |
-
|
| 24 |
|
| 25 |
-
|
| 26 |
-
|
| 27 |
-
|
| 28 |
-
|
| 29 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 30 |
|
| 31 |
-
#
|
| 32 |
-
|
|
|
|
| 33 |
|
| 34 |
-
# Generate streaming response
|
| 35 |
try:
|
| 36 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 37 |
|
| 38 |
-
#
|
| 39 |
-
|
| 40 |
-
|
| 41 |
-
|
| 42 |
-
# Update the placeholder with the full response so far
|
| 43 |
-
response_placeholder.markdown(full_response + "▌")
|
| 44 |
-
time.sleep(0.05) # Add a small delay for better visualization
|
| 45 |
|
| 46 |
-
|
| 47 |
-
response_placeholder.markdown(full_response)
|
| 48 |
|
| 49 |
-
except
|
| 50 |
-
st.error(f"
|
| 51 |
-
|
| 52 |
-
|
| 53 |
-
|
| 54 |
-
#
|
| 55 |
-
|
| 56 |
-
st.
|
| 57 |
-
### Instructions
|
| 58 |
-
1. Type your prompt in the text area
|
| 59 |
-
2. Click 'Generate' to see the streaming response
|
| 60 |
|
| 61 |
-
#
|
| 62 |
-
|
| 63 |
-
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
|
| 2 |
+
|
| 3 |
import streamlit as st
|
| 4 |
+
from google import genai
|
| 5 |
+
from PIL import Image
|
| 6 |
+
import io
|
| 7 |
import os
|
| 8 |
+
import google.auth
|
| 9 |
+
import subprocess
|
| 10 |
+
import tempfile
|
| 11 |
+
import shutil
|
| 12 |
+
|
| 13 |
+
# Authenticate using the application default credentials
|
| 14 |
+
#credentials, project = google.auth.default()
|
| 15 |
+
gen = api_key=os.environ['GOOGLE_API_KEY']
|
| 16 |
+
# Initialize the Gemini client
|
| 17 |
+
client = genai.Client(api_key=gen)
|
| 18 |
+
|
| 19 |
+
def ensure_latex_packages():
|
| 20 |
+
"""Vérifie si les packages LaTeX nécessaires sont installés."""
|
| 21 |
+
required_packages = ['amsmath', 'amssymb']
|
| 22 |
+
|
| 23 |
+
try:
|
| 24 |
+
# Vérifie si pdflatex est installé
|
| 25 |
+
subprocess.run(['pdflatex', '--version'], capture_output=True, check=True)
|
| 26 |
+
return True
|
| 27 |
+
except subprocess.CalledProcessError:
|
| 28 |
+
st.error("pdflatex n'est pas installé. Veuillez installer TeX Live ou MiKTeX.")
|
| 29 |
+
return False
|
| 30 |
+
except FileNotFoundError:
|
| 31 |
+
st.error("pdflatex n'est pas trouvé. Veuillez installer TeX Live ou MiKTeX.")
|
| 32 |
+
return False
|
| 33 |
|
| 34 |
+
def generate_latex_response(image, question):
|
| 35 |
+
"""Génère une réponse en format LaTeX depuis le modèle Gemini."""
|
| 36 |
+
try:
|
| 37 |
+
response = client.models.generate_content(
|
| 38 |
+
model="gemini-2.0-flash-thinking-exp",
|
| 39 |
+
contents=[image, question],
|
| 40 |
+
)
|
| 41 |
+
# Extrait les pensées et la réponse
|
| 42 |
+
thoughts = response.candidates[0].content.parts[0].text
|
| 43 |
+
answer = response.candidates[0].content.parts[1].text
|
| 44 |
|
| 45 |
+
# Formate en LaTeX
|
| 46 |
+
latex_output = f"""\\documentclass{{article}}
|
| 47 |
+
\\usepackage{{amsmath}}
|
| 48 |
+
\\usepackage{{amssymb}}
|
| 49 |
+
\\usepackage[utf8]{{inputenc}}
|
| 50 |
+
\\usepackage[T1]{{fontenc}}
|
| 51 |
+
\\usepackage{{lmodern}}
|
| 52 |
+
\\usepackage[french]{{babel}}
|
| 53 |
+
\\begin{{document}}
|
| 54 |
|
| 55 |
+
\\section*{{Analyse de l'image}}
|
|
|
|
| 56 |
|
| 57 |
+
\\subsection*{{Réflexions:}}
|
| 58 |
+
{thoughts}
|
| 59 |
|
| 60 |
+
\\subsection*{{Réponse:}}
|
| 61 |
+
{answer}
|
| 62 |
|
| 63 |
+
\\end{{document}}
|
| 64 |
+
|
| 65 |
+
"""
|
| 66 |
+
print(answer)
|
| 67 |
+
return answer
|
| 68 |
+
|
| 69 |
+
except Exception as e:
|
| 70 |
+
return f"Une erreur s'est produite: {e}"
|
| 71 |
+
|
| 72 |
+
def latex_to_pdf(latex_content):
|
| 73 |
+
"""Convertit le contenu LaTeX en PDF."""
|
| 74 |
+
# Crée un dossier temporaire pour les fichiers LaTeX
|
| 75 |
+
with tempfile.TemporaryDirectory() as temp_dir:
|
| 76 |
+
# Chemin du fichier tex
|
| 77 |
+
tex_file = os.path.join(temp_dir, "output.tex")
|
| 78 |
|
| 79 |
+
# Écrit le contenu LaTeX dans le fichier
|
| 80 |
+
with open(tex_file, "w", encoding="utf-8") as f:
|
| 81 |
+
f.write(latex_content)
|
| 82 |
|
|
|
|
| 83 |
try:
|
| 84 |
+
# Exécute pdflatex deux fois pour assurer la bonne génération des références
|
| 85 |
+
for _ in range(2):
|
| 86 |
+
subprocess.run(
|
| 87 |
+
["pdflatex", "-interaction=nonstopmode", "output.tex"],
|
| 88 |
+
cwd=temp_dir,
|
| 89 |
+
capture_output=True,
|
| 90 |
+
check=True
|
| 91 |
+
)
|
| 92 |
|
| 93 |
+
# Lit le fichier PDF généré
|
| 94 |
+
pdf_file = os.path.join(temp_dir, "output.pdf")
|
| 95 |
+
with open(pdf_file, "rb") as f:
|
| 96 |
+
pdf_data = f.read()
|
|
|
|
|
|
|
|
|
|
| 97 |
|
| 98 |
+
return pdf_data
|
|
|
|
| 99 |
|
| 100 |
+
except subprocess.CalledProcessError as e:
|
| 101 |
+
st.error(f"Erreur lors de la génération du PDF: {e}")
|
| 102 |
+
st.code(e.output.decode())
|
| 103 |
+
return None
|
| 104 |
+
|
| 105 |
+
# Application Streamlit
|
| 106 |
+
def main():
|
| 107 |
+
st.title("Application Gemini 2.0 avec Export PDF")
|
|
|
|
|
|
|
|
|
|
| 108 |
|
| 109 |
+
# Vérifie si LaTeX est installé
|
| 110 |
+
if not ensure_latex_packages():
|
| 111 |
+
st.stop()
|
| 112 |
+
|
| 113 |
+
uploaded_file = st.file_uploader("Choisissez une image...", type=["png", "jpg", "jpeg"])
|
| 114 |
+
|
| 115 |
+
if uploaded_file is not None:
|
| 116 |
+
# Affiche l'image téléchargée
|
| 117 |
+
image = Image.open(uploaded_file)
|
| 118 |
+
st.image(image, caption="Image téléchargée", use_column_width=True)
|
| 119 |
+
|
| 120 |
+
# Obtient la question de l'utilisateur
|
| 121 |
+
question = st.text_input("Entrez votre question:")
|
| 122 |
+
|
| 123 |
+
if st.button("Générer la réponse"):
|
| 124 |
+
if question:
|
| 125 |
+
with st.spinner("Génération de la réponse en cours..."):
|
| 126 |
+
# Convertit l'image PIL en bytes pour l'API Gemini
|
| 127 |
+
bytes_data = io.BytesIO()
|
| 128 |
+
image.save(bytes_data, format='PNG')
|
| 129 |
+
image_bytes = bytes_data.getvalue()
|
| 130 |
+
|
| 131 |
+
# Génère la réponse LaTeX
|
| 132 |
+
latex_response = generate_latex_response(image_bytes, question)
|
| 133 |
+
|
| 134 |
+
# Affiche la réponse LaTeX
|
| 135 |
+
st.markdown("### Code LaTeX généré:")
|
| 136 |
+
st.text(latex_response)
|
| 137 |
+
|
| 138 |
+
# Convertit en PDF
|
| 139 |
+
with st.spinner("Conversion en PDF..."):
|
| 140 |
+
pdf_data = latex_to_pdf(latex_response)
|
| 141 |
+
|
| 142 |
+
if pdf_data:
|
| 143 |
+
# Crée un bouton de téléchargement
|
| 144 |
+
st.download_button(
|
| 145 |
+
label="Télécharger le PDF",
|
| 146 |
+
data=pdf_data,
|
| 147 |
+
file_name="reponse_gemini.pdf",
|
| 148 |
+
mime="application/pdf"
|
| 149 |
+
)
|
| 150 |
+
else:
|
| 151 |
+
st.warning("Veuillez entrer une question.")
|
| 152 |
+
|
| 153 |
+
if __name__ == "__main__":
|
| 154 |
+
main()
|