jinja2 must be installed to use Jinja2Templates

[jackcjp]

Environment:
ubuntu20.4
python3.8.10
pip 20.0.2

titiler 0.4.0
cogeo-mosaic 4.0.0
rio-tiler 3.0.1
oss2 2.15.0

When I start titiler with command hypercorn titiler.application.main:app -k uvloop -w 1 -b "0.0.0.0:7777" --access-logfile -
the error:

Traceback (most recent call last):
  File "/home/geovis/.local/bin/hypercorn", line 8, in <module>
    sys.exit(main())
  File "/home/geovis/.local/lib/python3.8/site-packages/hypercorn/__main__.py", line 282, in main
    run(config)
  File "/home/geovis/.local/lib/python3.8/site-packages/hypercorn/run.py", line 36, in run
    worker_func(config)
  File "/home/geovis/.local/lib/python3.8/site-packages/hypercorn/asyncio/run.py", line 217, in uvloop_worker
    app = load_application(config.application_path)
  File "/home/geovis/.local/lib/python3.8/site-packages/hypercorn/utils.py", line 118, in load_application
    module = import_module(import_name)
  File "/usr/lib/python3.8/importlib/__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
  File "<frozen importlib._bootstrap>", line 991, in _find_and_load
  File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 848, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "/home/geovis/src/application/src/titiler/application/titiler/application/main.py", line 5, in <module>
    from titiler.application.custom import templates
  File "/home/geovis/src/application/src/titiler/application/titiler/application/custom.py", line 25, in <module>
    templates = Jinja2Templates(directory=str(resources_files(__package__) / "templates"))  # type: ignore
  File "/home/geovis/.local/lib/python3.8/site-packages/starlette/templating.py", line 52, in __init__
    assert jinja2 is not None, "jinja2 must be installed to use Jinja2Templates"
AssertionError: jinja2 must be installed to use Jinja2Templates

But I have install jinja2, version is 2.11.3

here is the infor:

geovis@worktmp10:~/src$ pip3 show jinja2
Name: Jinja2
Version: 2.11.3
Summary: A very fast and expressive template engine.
Home-page: https://palletsprojects.com/p/jinja/
Author: Armin Ronacher
Author-email: [email protected]
License: BSD-3-Clause
Location: /home/geovis/.local/lib/python3.8/site-packages
Requires: MarkupSafe
Required-by: titiler.core, cloud-init

geovis@worktmp10:~/src$ pip list
Package                Version              Location                                            
---------------------- -------------------- ----------------------------------------------------
affine                 2.3.1                
aio-pika               7.2.0                
aiofiles               0.8.0                
aioredis               2.0.1                
aiormq                 6.2.3                
aliyun-python-sdk-core 2.13.36              
aliyun-python-sdk-kms  2.15.0               
anyio                  3.5.0                
asgiref                3.5.0                
async-timeout          4.0.2                
asyncio                3.4.3                
attrs                  21.4.0               
boto3                  1.21.46              
botocore               1.24.46              
cachetools             5.0.0                
certifi                2021.10.8            
cffi                   1.15.0               
chardet                3.0.4                
charset-normalizer     2.0.12               
click                  8.1.2                
click-plugins          1.1.1                
cligj                  0.7.2                
cloud-init             19.1.16              
cogeo-mosaic           4.0.0                /home/geovis/src/cogeo-mosaic                       
configobj              5.0.6                
coverage               6.3.2                
cramjam                2.4.0                
crcmod                 1.7                  
cryptography           36.0.2               
dbus-python            1.2.16               
distro-info            0.23ubuntu1          
enum34                 1.1.10               
fastapi                0.67.0               
flake8                 4.0.1                
future                 0.18.2               
geojson-pydantic       0.3.3                
h11                    0.12.0               
h2                     4.1.0                
hpack                  4.0.0                
httpcore               0.14.7               
httpx                  0.22.0               
hypercorn              0.13.2               
hyperframe             6.0.1                
idna                   3.3                  
importlib-resources    5.7.1                
Jinja2                 2.11.3               
jmespath               0.10.0               
jsonpatch              1.32                 
jsonpointer            2.2                  
jsonschema             4.4.0                
MarkupSafe             2.1.1                
mccabe                 0.6.1                
mercantile             1.2.1                
mock                   4.0.3                
morecantile            3.0.5                
multidict              6.0.2                
nose                   1.3.7                
numexpr                2.8.1                
numpy                  1.22.3               
oauthlib               3.2.0                
opencv-python          4.5.5.64             
oss2                   2.15.0               /home/geovis/src/oss2                               
packaging              21.3                 
pamqp                  3.1.0                
Pillow                 9.1.0                
pip                    20.0.2               
pip-conflict-checker   0.6.0                
priority               2.0.0                
protobuf               3.20.1               
pycodestyle            2.8.0                
pycparser              2.21                 
pycryptodome           3.14.1               
pydantic               1.9.0                
pyflakes               2.4.0                
pygeos                 0.12.0               
PyGObject              3.36.0               
pyparsing              3.0.8                
pyproj                 3.3.1                
pyrsistent             0.18.1               
pystac                 1.4.0                
python-apt             2.0.0+ubuntu0.20.4.7 
python-dateutil        2.8.2                
python-dotenv          0.20.0               
PyYAML                 6.0                  
rasterio               1.2.10               
requests               2.27.1               
requests-unixsocket    0.2.0                
rfc3986                1.5.0                
rio-cogeo              3.0.3                
rio-color              1.0.4                
rio-mucho              1.0.0                
rio-tiler              3.0.1                /home/geovis/src/rio-tiler                          
s3transfer             0.5.2                
scipy                  1.8.0                
setuptools             62.1.0               
simplejson             3.17.6               
six                    1.16.0               
sniffio                1.2.0                
snuggs                 1.4.7                
starlette              0.14.2               
starlette-cramjam      0.1.0                
supermercado           0.2.0                
tablestore             5.2.1                
titiler.application    0.4.0.6              /home/geovis/src/application/src/titiler/application
titiler.core           0.4.0.6              /home/geovis/src/core/src/titiler/core              
titiler.mosaic         0.4.0.6              /home/geovis/src/mosaic/src/titiler/mosaic          
toml                   0.10.2               
typing-extensions      4.2.0                
unattended-upgrades    0.1                  
urllib3                1.26.9               
uvicorn                0.17.6               
uvloop                 0.16.0               
wheel                  0.34.2               
wsproto                1.1.0                
yarl                   1.7.2                
zipp                   3.8.0 

Can anyone give me a hint? Thanks!

@vincentsarago @sharkinsspatial @giswqs @willemarcel

[vincentsarago]

@jackcjp this is due to a dependency miss match with starlette and FastAPI, we fixed this in #426 (review)

adding "jinja2>=2.11.2,<4.0.0" in your requirements might fix this or add markupsafe==2.0.1

ref developmentseed/eoAPI#33