def create(sheet):
""" Creates a cheatsheet """
new_sheet_path = os.path.join(sheets.default_path(), sheet)
try:
subprocess.call([editor(), new_sheet_path])
except OSError:
die('Could not launch ' + editor())
def create_or_edit(sheet):
""" Creates or edits a cheatsheet """
# if the cheatsheet does not exist
if not exists(sheet):
create(sheet)
# if the cheatsheet exists but not in the default_path, copy it to the
# default path before editing
elif exists(sheet) and not exists_in_default_path(sheet):
copy(path(sheet), os.path.join(sheets.default_path(), sheet))
edit(sheet)
# if it exists and is in the default path, then just open it
else:
edit(sheet)
def exists_in_default_path(sheet):
""" Predicate that returns true if the sheet exists in default_path"""
default_path_sheet = os.path.join(sheets.default_path(), sheet)
return sheet in sheets.get() and os.access(default_path_sheet, os.R_OK)
