def extract_base_citation(words, reporter_index):
"""Construct and return a citation object from a list of "words"
Given a list of words and the index of a federal reporter, look before and
after for volume and page. If found, construct and return a
Citation object.
"""
volume = strip_punct(words[reporter_index - 1])
if volume.isdigit():
volume = int(volume)
else:
# No volume, therefore not a valid citation
return None
page = strip_punct(words[reporter_index + 1])
if page.isdigit():
# Most page numbers will be digits.
page = int(page)
else:
if isroman(page):
# Some places like Nebraska have Roman numerals, e.g. in
# '250 Neb. xxiv (1996)'. No processing needed.
pass
elif re.match('\d{1,6}[-]?[a-zA-Z]{1,6}', page):
# Some places, like Connecticut, have pages like "13301-M".
# Other places, like Illinois have "pages" like "110311-B".
pass
else:
# Not Roman, and not a weird connecticut page number.
return None
reporter = words[reporter_index]
return Citation(reporter, page, volume, reporter_found=reporter,
reporter_index=reporter_index)
def parse_page(page):
page = strip_punct(page)
if page.isdigit():
# First, check whether the page is a simple digit. Most will be.
return int(page)
else:
# Otherwise, check whether the "page" is really one of the following:
# (ordered in descending order of likelihood)
# 1) A numerical page range. E.g., "123-124"
# 2) A roman numeral. E.g., "250 Neb. xxiv (1996)"
# 3) A special Connecticut or Illinois number. E.g., "13301-M"
# 4) A page with a weird suffix. E.g., "559 N.W.2d 826|N.D."
# 5) A page with a ¶ symbol, star, and/or colon. E.g., "¶ 119:12-14"
match = (
re.match(r"\d{1,6}-\d{1,6}", page) # Simple page range
or isroman(page) # Roman numeral
or re.match(r"\d{1,6}[-]?[a-zA-Z]{1,6}", page) # CT/IL page
or re.match(r"\d{1,6}", page) # Weird suffix
or re.match(r"[*\u00b6\ ]*[0-9:\-]+", page) # ¶, star, colon
)
if match:
return match.group(0)
else:
return None
def extract_base_citation(words, reporter_index):
"""Construct and return a citation object from a list of "words"
Given a list of words and the index of a federal reporter, look before and
after for volume and page. If found, construct and return a
Citation object.
"""
volume = strip_punct(words[reporter_index - 1])
if volume.isdigit():
volume = int(volume)
else:
# No volume, therefore not a valid citation
return None
page = strip_punct(words[reporter_index + 1])
if page.isdigit():
# Most page numbers will be digits.
page = int(page)
else:
if isroman(page):
# Some places like Nebraska have Roman numerals, e.g. in
# '250 Neb. xxiv (1996)'. No processing needed.
pass
elif re.match('\d{1,5}[-]?[a-zA-Z]{1,6}', page):
# Some places, like Connecticut, have pages like "13301-M"
pass
else:
# Not Roman, and not a weird connecticut page number.
return None
reporter = words[reporter_index]
return Citation(reporter, page, volume, reporter_found=reporter,
reporter_index=reporter_index)
def extract_base_citation(words, reporter_index):
"""Construct and return a citation object from a list of "words"
Given a list of words and the index of a federal reporter, look before and
after for volume and page. If found, construct and return a
Citation object.
If we are given neutral, tax court opinions we treat them differently.
The formats often follow {REPORTER} {YEAR}-{ITERATIVE_NUMBER}
ex. T.C. Memo. 2019-13
"""
reporter = words[reporter_index]
neutral_tc_reporter = is_neutral_tc_reporter(reporter)
if neutral_tc_reporter:
volume, page = (words[reporter_index + 1].encode("utf-8").replace(
"–", "-").split("-"))
else:
# "Normal" reporter: XX F.2d YY
if reporter_index == 0:
return None
volume = strip_punct(words[reporter_index - 1])
page = strip_punct(words[reporter_index + 1])
# Normalize volume and page
if volume.isdigit():
volume = int(volume)
else:
# No volume, therefore not a valid citation
return None
if page.isdigit():
# Most page numbers will be digits.
page = int(page)
else:
if isroman(page):
# Some places like Nebraska have Roman numerals, e.g. in
# '250 Neb. xxiv (1996)'. No processing needed.
pass
elif re.match(r"\d{1,6}[-]?[a-zA-Z]{1,6}", page):
# Some places, like Connecticut, have pages like "13301-M".
# Other places, like Illinois have "pages" like "110311-B".
pass
else:
# Not Roman, and not a weird connecticut page number. Thus a bad
# value. Abort.
return None
return Citation(
reporter,
page,
volume,
reporter_found=reporter,
reporter_index=reporter_index,
)
