This program outputs a csv file that can be used as a ToDoist template. The template is to create a study plan for a text book.

study_template.py

#!/usr/bin/python
"""
Copyright (C) 2016  Jeffrey S. McAnarney

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
"""
import sys
from datetime import date, datetime
__author__ = 'sisyphus'

categories = "TYPE,CONTENT,PRIORITY,INDENT,AUTHOR,RESPONSIBLE,DATE,DATE_LANG,TIMEZONE"

print("Answer the questions about your study goals.\n")
book = raw_input("\nEnter the name of the book you are studying: ")
num_chapters = int(raw_input("Enter the number of chapters in the book to study: "))
days_per_chapter = int(raw_input("Enter number of days to study each chapter : "))
user = raw_input("Enter your Todoist User ID: ")
file_location = raw_input("Enter the name of the template you wish to create: ")
start = raw_input("Enter the day you wish to start studying [YYYY-MM-DD]: ")
end = raw_input("Enter the day to end studying [YYYY-MM-DD]: ")

lstStart, lstEnd = map(int, start.split('-')), map(int, end.split('-'))
dateStart = date(lstStart[0], lstStart[1], lstStart[2])
dateEnd = date(lstEnd[0], lstEnd[1], lstEnd[2])
days_to_study = (dateEnd - dateStart).days
if int(days_to_study) < (days_per_chapter * num_chapters):
    print("Not enough time to study {} chapters for {} days each".format(num_chapters, days_per_chapter))
    proceed = raw_input("Would you like to study each chapter for {} days or quit? [1 to proceed, 0 to quit]".format(
        int(days_to_study / num_chapters)))
    if proceed == 1:
        days_per_chapter = int(days_to_study / num_chapters)
    else:
        sys.exit(-1)
with open(file_location, "w") as fout:
    fout.write(categories + "\n")
    initial = (dateStart - date.today()).days
    fout.write(
        "task,Start studying Chapter One of {0} @school,2,1,{1},,in {2} days,en,US/Central\n,,,,,,,,\n".format(book,
                                                                                                               user,
                                                                                                               initial))
    for chapter in range(1, num_chapters):
        due = (chapter * days_per_chapter) + initial
        task1_str = "task,Study Chapter {0}: {3} @school,2,1,{2},,in {1} days,en,US/Central\n,,,,,,,,\n".format(chapter,
                                                                                                                due,
                                                                                                                user,
                                                                                                                book)
        subtask1_str = "task,Read Chapter {0} @school,1,2,{2},,in {1} days,en,US/Central\n,,,,,,,,\n".format(chapter,
                                                                                                             due - 2,
                                                                                                             user)
        subtask2_str = "task,Annotate Chapter {0} @school,2,2,{2},,in {1} days,en,US/Central\n,,,,,,,,\n".format(
            chapter, due - 1, user)
        subtask3_str = "task,Skim Chapter {0} @school,2,2,{2},,in {1} days,en,US/Central\n,,,,,,,,\n".format(
            chapter + 1, due + 1, user)
        fout.write(task1_str)
        fout.write(subtask1_str)
        fout.write(subtask2_str)
        if num_chapters != chapter:
            fout.write(subtask3_str)
        else:
            break