Cloud Firestore News

from google.cloud import firestore
from time import sleep

# Add a new document
db = firestore.Client()
doc_ref = db.collection(u'live_news').document(u'2019-01-31')

def pad_message(m):
    pad_size = len(m)
    return u'\u00A0'*pad_size + m + u'\u00A0'*(pad_size+1)

def masked_message(m, pos):
    pad_size = len(m) // 3
    return m[pos:pos+pad_size]

all_messages = ["As modern application development moves"
    , "towards a serverless future"
    , "we're pleased to announce the General Availability (GA) of"
    , "Cloud Firestore, our serverless, NoSQL document database."
    , "We're also making it available in"
    , "10 new locations to complement the existing 3"
    , "announcing a big price drop for most regional instances"
    , "and enabling integration with Stackdriver."]

message_count = 0
for message in all_messages:
    padded = pad_message(message)
    scroll_length = len(message) * 2
    for x in range((scroll_length+3)//3):
        doc_ref.set({u'news': masked_message(padded, x*3)}, merge=True)
        sleep(0.2)
    message = message.replace("Cloud Firestore","☁️🔥🏪")
    message = message.replace("10","🔟")
    message = message.replace("3","3️⃣")
    message = message.replace("big price drop", "💰🔻")
    message = message.replace(" serverless,", "")
    message = message.replace("complement", "+")
    message = message.replace("complement", "+")
    if (message_count == 2):
        doc_ref.set({u'GA': True}, merge=True)
    else:
        doc_ref.set({u'news'+str(message_count): message}, merge=True)
    message_count += 1
doc_ref.set({u'news': u'cloud.google.com/firestore'}, merge=True)