cookiecutter-django/hooks/pre_gen_project.py

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"""
NOTE:
the below code is to be maintained Python 2.x-compatible
as the whole Cookiecutter Django project initialization
can potentially be run in Python 2.x environment.
TODO: restrict Cookiecutter Django project initialization
to Python 3.x environments only
"""
from __future__ import print_function
import sys
TERMINATOR = "\x1b[0m"
WARNING = "\x1b[1;33m [WARNING]: "
INFO = "\x1b[1;33m [INFO]: "
HINT = "\x1b[3;33m"
SUCCESS = "\x1b[1;32m [SUCCESS]: "
# The content of this string is evaluated by Jinja, and plays an important role.
# It updates the cookiecutter context to trim leading and trailing spaces
# from domain/email values
"""
{{ cookiecutter.update({ "domain_name": cookiecutter.domain_name | trim }) }}
{{ cookiecutter.update({ "email": cookiecutter.email | trim }) }}
"""
project_slug = "{{ cookiecutter.project_slug }}"
if hasattr(project_slug, "isidentifier"):
assert project_slug.isidentifier(), "'{}' project slug is not a valid Python identifier.".format(project_slug)
assert project_slug == project_slug.lower(), "'{}' project slug should be all lowercase".format(project_slug)
assert "\\" not in "{{ cookiecutter.author_name }}", "Don't include backslashes in author name."
2018-02-22 02:54:03 +03:00
if "{{ cookiecutter.use_docker }}".lower() == "n":
python_major_version = sys.version_info[0]
if python_major_version == 2:
print(
WARNING + "You're running cookiecutter under Python 2, but the generated "
"project requires Python 3.11+. Do you want to proceed (y/n)? " + TERMINATOR
)
yes_options, no_options = frozenset(["y"]), frozenset(["n"])
while True:
choice = raw_input().lower() # noqa: F821
if choice in yes_options:
break
elif choice in no_options:
print(INFO + "Generation process stopped as requested." + TERMINATOR)
sys.exit(1)
else:
print(
HINT
+ "Please respond with {} or {}: ".format(
", ".join(["'{}'".format(o) for o in yes_options if not o == ""]),
", ".join(["'{}'".format(o) for o in no_options if not o == ""]),
)
+ TERMINATOR
)
if "{{ cookiecutter.use_whitenoise }}".lower() == "n" and "{{ cookiecutter.cloud_provider }}" == "None":
print("You should either use Whitenoise or select a " "Cloud Provider to serve static files")
sys.exit(1)
if "{{ cookiecutter.mail_service }}" == "Amazon SES" and "{{ cookiecutter.cloud_provider }}" != "AWS":
print("You should either use AWS or select a different " "Mail Service for sending emails.")
sys.exit(1)