# Defined methods for analysis

# find common keywords
def find_common_keywords(keywords, file):
    return

# find names
def find_names(file):
    return

# find locations
def find_locations(file):
    return

# find address
def find_addresses(file):
    return

# keyword relations
def find_relations(file):
    return

# find sentiment
def find_sentiment(file):
    return

# modify sentiment
def modify_sentiment(sentiment, file):
    return

# keyword search
def keyword_search(keywords, file):
    return

# summary
def summary(file):
    return

# snapshot
def snapshot(file):
    return
