still getting same errors 

 pip3 install -r requirements.txt 
Requirement already satisfied: pydal>=19.5.9 in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from -r requirements.txt (line 1)) (19.5.9)
Requirement already satisfied: pyjwt in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from -r requirements.txt (line 2)) (1.7.1)
Requirement already satisfied: yatl in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from -r requirements.txt (line 3)) (1.0.3)
Requirement already satisfied: pluralize in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from -r requirements.txt (line 4)) (0.1.3)
Requirement already satisfied: bottle in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from -r requirements.txt (line 5)) (0.12.16)
Requirement already satisfied: tornado in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from -r requirements.txt (line 6)) (6.0.2)
Requirement already satisfied: gunicorn in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from -r requirements.txt (line 7)) (19.9.0)
Requirement already satisfied: gevent in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from -r requirements.txt (line 8)) (1.4.0)
Requirement already satisfied: reloader in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from -r requirements.txt (line 9)) (0.6)
Requirement already satisfied: python-memcached in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from -r requirements.txt (line 10)) (1.59)
Requirement already satisfied: greenlet>=0.4.14; 
platform_python_implementation == "CPython" in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from gevent->-r requirements.txt (line 8)) (0.4.15)
Requirement already satisfied: six>=1.4.0 in 
/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/lib/python3.6/site-packages 
(from python-memcached->-r requirements.txt (line 10)) (1.12.0)
08:35:49 [aaronm@usmsp-mb03866corpirdetocom web3py]$ ./web3py-start 
applications/

 _______  ____________  ____  ______  __
|  ____/ / / ____/ __ |/___ \/ __ \ \/ /
| |     / / /_  / /_/ /___/ / /_/ /\  /
| | /| / / __/ / __  //__  / ____/ / /
| |/ |/ / /___/ /_/ /___/ / / ____/ /
|___/|_/_____/_____/_____/_/ /_____/
It is still experimental...

Dashboard is at: http://127.0.0.1:8000/_dashboard
Traceback (most recent call last):
  File 
"/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/web3py/web3py/core.py", 
line 570, in import_apps
    module = importlib.machinery.SourceFileLoader(app_name, 
init).load_module()
  File "<frozen importlib._bootstrap_external>", line 399, in 
_check_name_wrapper
  File "<frozen importlib._bootstrap_external>", line 823, in load_module
  File "<frozen importlib._bootstrap_external>", line 682, in load_module
  File "<frozen importlib._bootstrap>", line 265, in _load_module_shim
  File "<frozen importlib._bootstrap>", line 684, in _load
  File "<frozen importlib._bootstrap>", line 665, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in 
_call_with_frames_removed
  File 
"/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/web3py/applications/toys/__init__.py",
 
line 5, in <module>
    db = DAL('sqlite://storage.db', 
folder=os.path.join(os.path.dirname(__file__), 'databases'))
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/base.py",
 
line 171, in __call__
    obj = super(MetaDAL, cls).__call__(*args, **kwargs)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/base.py",
 
line 477, in __init__
    "Failure to connect, tried %d times:\n%s" % (attempts, tb)
RuntimeError: Failure to connect, tried 5 times:
Traceback (most recent call last):
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/base.py",
 
line 457, in __init__
    self._adapter = adapter(**kwargs)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/adapters/__init__.py",
 
line 39, in __call__
    obj = super(AdapterMeta, cls).__call__(*args, **kwargs)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/adapters/base.py",
 
line 369, in __init__
    super(SQLAdapter, self).__init__(*args, **kwargs)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/adapters/base.py",
 
line 53, in __init__
    self.reconnect()
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/connection.py",
 
line 154, in reconnect
    self.connection = self.connector()
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/adapters/sqlite.py",
 
line 42, in connector
    return self.driver.Connection(self.dbpath, **self.driver_args)
sqlite3.OperationalError: unable to open database file


Traceback (most recent call last):
  File 
"/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/web3py/web3py/core.py", 
line 570, in import_apps
    module = importlib.machinery.SourceFileLoader(app_name, 
init).load_module()
  File "<frozen importlib._bootstrap_external>", line 399, in 
_check_name_wrapper
  File "<frozen importlib._bootstrap_external>", line 823, in load_module
  File "<frozen importlib._bootstrap_external>", line 682, in load_module
  File "<frozen importlib._bootstrap>", line 265, in _load_module_shim
  File "<frozen importlib._bootstrap>", line 684, in _load
  File "<frozen importlib._bootstrap>", line 665, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in 
_call_with_frames_removed
  File 
"/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/web3py/applications/_dashboard/__init__.py",
 
line 12, in <module>
    T = Translator(T_FOLDER)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pluralize/__init__.py",
 
line 60, in __init__
    self.load(folder)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pluralize/__init__.py",
 
line 65, in load
    for filename in os.listdir(folder):
FileNotFoundError: [Errno 2] No such file or directory: 
'/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/web3py/applications/_dashboard/translations'

Traceback (most recent call last):
  File 
"/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/web3py/web3py/core.py", 
line 570, in import_apps
    module = importlib.machinery.SourceFileLoader(app_name, 
init).load_module()
  File "<frozen importlib._bootstrap_external>", line 399, in 
_check_name_wrapper
  File "<frozen importlib._bootstrap_external>", line 823, in load_module
  File "<frozen importlib._bootstrap_external>", line 682, in load_module
  File "<frozen importlib._bootstrap>", line 265, in _load_module_shim
  File "<frozen importlib._bootstrap>", line 684, in _load
  File "<frozen importlib._bootstrap>", line 665, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 678, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in 
_call_with_frames_removed
  File 
"/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/web3py/applications/_scaffold/__init__.py",
 
line 1, in <module>
    from . import controllers
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/reloader.py", 
line 158, in _import
    base = _baseimport(name, globals, locals, fromlist, level)
  File 
"/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/web3py/applications/_scaffold/controllers.py",
 
line 2, in <module>
    from .common import db, session, T, cache, auth
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/reloader.py", 
line 158, in _import
    base = _baseimport(name, globals, locals, fromlist, level)
  File 
"/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/web3py/applications/_scaffold/common.py",
 
line 8, in <module>
    from .models import db
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/reloader.py", 
line 158, in _import
    base = _baseimport(name, globals, locals, fromlist, level)
  File 
"/Users/aaronm/.pyenv/versions/3.6.4/envs/web3py/web3py/applications/_scaffold/models.py",
 
line 5, in <module>
    db = DAL(settings.DB_URI, folder=settings.DB_FOLDER, 
pool_size=settings.DB_POOL_SIZE)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/base.py",
 
line 171, in __call__
    obj = super(MetaDAL, cls).__call__(*args, **kwargs)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/base.py",
 
line 477, in __init__
    "Failure to connect, tried %d times:\n%s" % (attempts, tb)
RuntimeError: Failure to connect, tried 5 times:
Traceback (most recent call last):
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/base.py",
 
line 457, in __init__
    self._adapter = adapter(**kwargs)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/adapters/__init__.py",
 
line 39, in __call__
    obj = super(AdapterMeta, cls).__call__(*args, **kwargs)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/adapters/base.py",
 
line 369, in __init__
    super(SQLAdapter, self).__init__(*args, **kwargs)
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/adapters/base.py",
 
line 53, in __init__
    self.reconnect()
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/connection.py",
 
line 154, in reconnect
    self.connection = self.connector()
  File 
"/Users/aaronm/.pyenv/versions/web3py/lib/python3.6/site-packages/pydal/adapters/sqlite.py",
 
line 42, in connector
    return self.driver.Connection(self.dbpath, **self.driver_args)
sqlite3.OperationalError: unable to open database file


Bottle v0.12.16 server starting up (using TornadoServer())...
Listening on http://127.0.0.1:8000/
Hit Ctrl-C to quit.


On Monday, May 13, 2019 at 10:49:00 PM UTC-5, Massimo Di Pierro wrote:
>
> Added tornado to requirements. My bad
>
> On Monday, 13 May 2019 20:03:35 UTC-7, 黄祥 wrote:
>>
>> yes, you are right, my bad
>> echo tornado >> requirements.txt
>> or
>> pip3 install tornado
>> required to make web3py started
>>
>> while for directories creation is needed to get access to the webapp
>> mkdir applications/_dashboard/translations
>> mkdir applications/_scaffold/databases
>> mkdir applications/toys/databases
>>
>> best regards,
>> stifan
>>
>

-- 
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- http://github.com/web2py/web2py (Source code)
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