Streamlit UI for landing page & building character ready; supports hard-coded prompt based avatar generation using stable diffusion hosted in colab

.gitignore

@@ -0,0 +1,160 @@
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+cover/
+
+# Translations
+*.mo
+*.pot
+
+# Django stuff:
+*.log
+local_settings.py
+db.sqlite3
+db.sqlite3-journal
+
+# Flask stuff:
+instance/
+.webassets-cache
+
+# Scrapy stuff:
+.scrapy
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+.pybuilder/
+target/
+
+# Jupyter Notebook
+.ipynb_checkpoints
+
+# IPython
+profile_default/
+ipython_config.py
+
+# pyenv
+#   For a library or package, you might want to ignore these files since the code is
+#   intended to run in multiple environments; otherwise, check them in:
+# .python-version
+
+# pipenv
+#   According to pypa/pipenv#598, it is recommended to include Pipfile.lock in version control.
+#   However, in case of collaboration, if having platform-specific dependencies or dependencies
+#   having no cross-platform support, pipenv may install dependencies that don't work, or not
+#   install all needed dependencies.
+#Pipfile.lock
+
+# poetry
+#   Similar to Pipfile.lock, it is generally recommended to include poetry.lock in version control.
+#   This is especially recommended for binary packages to ensure reproducibility, and is more
+#   commonly ignored for libraries.
+#   https://python-poetry.org/docs/basic-usage/#commit-your-poetrylock-file-to-version-control
+#poetry.lock
+
+# pdm
+#   Similar to Pipfile.lock, it is generally recommended to include pdm.lock in version control.
+#pdm.lock
+#   pdm stores project-wide configurations in .pdm.toml, but it is recommended to not include it
+#   in version control.
+#   https://pdm.fming.dev/#use-with-ide
+.pdm.toml
+
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow and github.com/pdm-project/pdm
+__pypackages__/
+
+# Celery stuff
+celerybeat-schedule
+celerybeat.pid
+
+# SageMath parsed files
+*.sage.py
+
+# Environments
+.env
+.venv
+env/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# Spyder project settings
+.spyderproject
+.spyproject
+
+# Rope project settings
+.ropeproject
+
+# mkdocs documentation
+/site
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# pytype static type analyzer
+.pytype/
+
+# Cython debug symbols
+cython_debug/
+
+# PyCharm
+#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
+#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+#  and can be added to the global gitignore or merged into this file.  For a more nuclear
+#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
+#.idea/

app.py

@@ -0,0 +1,87 @@
+"""
+    Title : Landing Page of the application
+    @author : Sakshi Tantak
+"""
+
+# Imports
+import base64
+import requests
+
+import streamlit as st
+
+from filepaths import LOGO_PATH, POSTER_PATH
+
+st.set_page_config(page_title = 'Dungeons & Dragons', layout = 'wide', page_icon = LOGO_PATH)
+
+def set_centered_heading(text):
+    st.markdown(f"<h1 style='text-align: center; color: #FF5733;'>{text}</h1>", unsafe_allow_html=True)
+
+if 'llm_endpoint' not in st.session_state:
+    st.session_state['llm_endpoint'] = ''
+
+if 'stable_diffusion_endpoint' not in st.session_state:
+    st.session_state['stable_diffusion_endpoint'] = ''
+
+def add_bg_from_local(image_file):
+    with open(image_file, "rb") as image_file:
+        encoded_string = base64.b64encode(image_file.read())
+    st.markdown(
+    f"""
+    <style>
+    .stApp {{
+        image: url(data:image/{"jpeg"};base64,{encoded_string.decode()});
+        size: auto
+    }}
+    </style>
+    """,
+    unsafe_allow_html=True
+    )
+
+def get_api_endpoints():
+    form = st.form('api-endpoints')
+    with form:
+        llm_endpoint = st.text_input(label = 'LLM Endpoint',
+                                    value = 'https://643b-34-132-196-118.ngrok-free.app')
+
+        stable_diffusion_endpoint = form.text_input(label = 'Stable Diffusion Endpoint',
+                                                    value = 'https://643b-34-132-196-118.ngrok-free.app')
+        submitted = st.form_submit_button('Add URLs')
+    if submitted:
+        with st.spinner('Checking if the URLs are valid'):
+            try:
+                llm_response = requests.get(url = llm_endpoint)
+                if llm_response.status_code == 200 and llm_response.text == 'Dungeon Master':
+                    st.success('Hurrah! Your LLM endpoint works!')
+                else:
+                    st.error('Err! This LLM endpoint is invalid or is not working!')
+            except:
+                st.error('Err! This LLM endpoint is invalid or is not working!')
+
+            try:
+                sd_response = requests.get(url = stable_diffusion_endpoint)
+                if sd_response.status_code == 200 and sd_response.text == 'Generate Avatar':
+                    st.success('Hurrah! Your Stable Diffusion endpoint works!')
+                else:
+                    st.error('Err! This Stable Diffusion endpoint is invalid or is not working!')
+            except:
+                st.error('Err! This Stable Diffusion endpoint is invalid or is not working!')
+            return llm_endpoint, stable_diffusion_endpoint
+    return None, None
+
+def main():
+    set_centered_heading('Dungeons & Dragons')
+    placeholder = st.empty()
+    with placeholder:
+        cols = st.columns(2)
+        with cols[0]:
+            st.image(POSTER_PATH)
+
+        with cols[-1]:
+            llm_endpoint, stable_diffusion_endpoint = get_api_endpoints()
+            if llm_endpoint is not None and stable_diffusion_endpoint is not None:
+                print(llm_endpoint, stable_diffusion_endpoint)
+                st.session_state['llm_endpoint'] = llm_endpoint
+                st.session_state['stable_diffusion_endpoint'] = stable_diffusion_endpoint
+
+if __name__ == '__main__':
+    main()

filepaths.py

@@ -0,0 +1,9 @@
+import os
+
+PROJECT_DIR = os.path.split(__file__)[0]
+
+print(f'PROJECT_DIR : {PROJECT_DIR}')
+
+ASSETS = os.path.join(PROJECT_DIR, 'assets')
+LOGO_PATH = os.path.join(ASSETS, 'logo.jpg')
+POSTER_PATH = os.path.join(ASSETS, 'poster.jpg')

pages/Build_Your_Character.py

@@ -0,0 +1,55 @@
+"""
+    Build Your Character
+    @author : Sakshi Tantk
+"""
+
+# Imports
+from io import BytesIO
+import requests
+from PIL import Image
+
+import streamlit as st
+from filepaths import LOGO_PATH
+
+st.set_page_config(page_title = 'Build Your Character', layout = 'wide',
+                   page_icon = LOGO_PATH)
+
+def set_centered_heading(text):
+    st.markdown(f"<h1 style='text-align: center; color: #FF5733;'>{text}</h1>", unsafe_allow_html=True)
+
+set_centered_heading('Build Your Characters')
+
+if 'avatars' not in st.session_state:
+    st.session_state['avatars'] = {}
+
+def get_parameters():
+    i = 5
+    while(i > 0):
+        form = st.form(f'Character {i+1}')
+        with form:
+            character_gender = st.selectbox('Gender', options = ['Male', 'Female', 'Other'])
+            character_class = st.selectbox('Class',
+                                options = ['barbarian', 'bard', 'cleric',
+                                           'druid', 'fighter', 'monk',
+                                           'paladin', 'ranger', 'rogue',
+                                           'sorcerer', 'warlock', 'wizard'
+                                        ])
+            submit_btn = st.form_submit_button('Done')
+        if submit_btn:
+            with st.spinner('AI is generating your avatar ;) '):
+                prompt = f'Generate ONE Dungeons & Dragons character of gender {character_gender} and belonging to the {character_class} class'
+                response = requests.get(url = st.session_state['stable_diffusion_endpoint'] + '/get-avatar',
+                                    json = {'avatar_description' : prompt})
+                if response.status_code == 200:
+                    image_bytes = BytesIO(response.content)
+                    avatar = Image.open(image_bytes)
+                    st.session_state['avatars'][i+1] = avatar
+                    print(st.session_state['avatars'])
+                    st.image(avatar, captions = character_class)
+        i-=1
+        if st.button('Add character?', key = f'add-btn-{i+1}'):
+            continue
+        break
+
+if __name__ == '__main__':
+    get_parameters()