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# Reference: 1) https://docs.python.org/3/library/time.html
#            2) https://docs.python.org/3/library/os.path.html

from time import ctime
from os.path import getmtime, getctime, split

gdb = # Path to file geodatabase

# Example 1: Creation and Modficiation Dates
print "{}\t{}\t{}".format(split(gdb)[1],

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# Adapted from http://gis.stackexchange.com/questions/66551/can-arcpy-10-1-be-used-to-generate-true-curve-elliptical-polygons-in-a-file-geod
# 
# Reference: 1) http://desktop.arcgis.com/en/arcmap/latest/analyze/arcpy-functions/asshape.htm
#            2) http://resources.arcgis.com/en/help/arcgis-rest-api/index.html#/Geometry_Objects/02r3000000n1000000

import arcpy

# Example 1: CIRCULARSTRING(1 5, 6 2, 7 3)
esri_json = {
     "curvePaths": [[

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# Adapted from http://stackoverflow.com/questions/18141547/display-all-the-names-of-databases-containing-particular-table
#
# Reference: 1) http://desktop.arcgis.com/en/arcmap/latest/tools/data-management-toolbox/create-database-connection.htm
#            2) http://desktop.arcgis.com/en/arcmap/latest/analyze/arcpy-classes/arcsdesqlexecute.htm

import arcpy

conn_path = # Output folder for database connection file
conn_name = # Output name of database connection file, including .sde extension

bixb0012

#!python3
# Reference: 1) https://www.gutenberg.org/ebooks/29765
# Reference: 2) https://wordnet.princeton.edu/download/current-version

from itertools import dropwhile, takewhile
import re
import urllib.request

# Example 1: Project Gutenberg's Webster's Unabridged Dictionary (Webster's Dictionary 1913)  
url = r"https://www.gutenberg.org/cache/epub/29765/pg29765.txt"

bixb0012

#!python
# Reference: 1) https://docs.python.org/3/library/collections.html#collections.defaultdict
# Reference: 2) https://www.python.org/dev/peps/pep-0342/

from collections import defaultdict

# Example 1:  Using coroutine via generator for multivalue counter
def multi_counter_generator():
    cnt = defaultdict(int)
    incr = yield cnt.items()

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#!python3
# Reference: 1) https://pro.arcgis.com/en/pro-app/arcpy/data-access/searchcursor-class.htm
#            2) https://pro.arcgis.com/en/pro-app/arcpy/data-access/updatecursor-class.htm
#            3) https://docs.python.org/3/library/itertools.html

import arcpy
from itertools import chain, zip_longest, tee

fc = # Path to feature class or name of feature layer
flds = # Fields to include in cursor

bixb0012

#!python
# Background https://www.springer.com/cda/content/document/cda_downloaddocument/9783540286073-c2.pdf
# Example 1 adapted from https://stackoverflow.com/questions/12581437/python-random-sample-with-a-generator-iterable-iterator/
# 
# Reference: 1) https://docs.python.org/3/library/functions.html
#            2) https://docs.python.org/3/library/itertools.html
#            3) https://docs.python.org/3/library/random.html

from itertools import islice
from random import randint

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#!python
# Reference: 1) https://pro.arcgis.com/en/pro-app/arcpy/classes/spatialreference.htm
#            2) https://pro.arcgis.com/en/pro-app/arcpy/classes/array.htm
#            3) https://pro.arcgis.com/en/pro-app/arcpy/classes/polygon.htm
#            4) https://pro.arcgis.com/en/pro-app/arcpy/data-access/updatecursor-class.htm
#            5) https://docs.python.org/3/library/itertools.html

import arcpy
from itertools import takewhile

bixb0012

#!python
# Reference: 1) https://pro.arcgis.com/en/pro-app/arcpy/classes/spatialreference.htm
#            2) https://pro.arcgis.com/en/pro-app/arcpy/classes/array.htm
#            3) https://pro.arcgis.com/en/pro-app/arcpy/classes/point.htm
#            4) https://pro.arcgis.com/en/pro-app/arcpy/classes/polyline.htm

import arcpy

SR = arcpy.SpatialReference(4326)
interval = 5 # Interval of latitude and longitude lines, multiple of 1 degree

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#!python
# Reference: 1) https://www.opengeospatial.org/standards/sfa

geoms = {
    'pt':   'POINT(10 10)',
    'ept':  'POINT EMPTY',
    'mpt':  'MULTIPOINT((15 15), (25 15))',
    'empt': 'MULTIPOINT EMPTY',
    'ln':   'LINESTRING(20 20, 30 30)',
    'eln':  'LINESTRING EMPTY',