def simplify_name(self, name):
simple = name
year = Group(ZeroOrMore("[" + Word(nums, exact=4) +
"-" + Word(nums, exact=2) + "]"))
dash = Group(ZeroOrMore(White() + "-" + White()))
no_squared_brackets = Word(
alphanums+alphas8bit,
",;.:-_@#°§+*{}^'?=)(/&%$£!\\|\""
)
bracketed = Group("[" + OneOrMore(no_squared_brackets) + "]")
middle = ~bracketed + OneOrMore(Word(alphanums+alphas8bit+"'"))
try:
grammar = year.suppress() + dash.suppress() + middle
simple = " ".join(grammar.parseString(name))
except ParseException:
commonlogger.error(f'Failed to simplify course name {name}',
exc_info=True)
return simple.title()
def simplify_name(self, name):
simple = name
year = Group(
ZeroOrMore("[" + Word(nums, exact=4) + "-" + Word(nums, exact=2) +
"]"))
dash_with_student_code = Group(ZeroOrMore("-" + Word(nums)))
personal_names = OneOrMore(Word(alphas + ',.;:/'))
course_name = Group(
OneOrMore(Word(alphanums + alphas8bit +
',.;:/|\'"'))).setResultsName('course_name')
course_extra_specs = Group(
ZeroOrMore('(' + ZeroOrMore(Word(alphanums + ',.:;/\'')) + ')'))
# Some courses specifies the professor name like this
# [2019/20] COURSE MEMEOLOGY - George Miller
# Most of the courses like this
# [2019/20] COURSE MEMEOLOGY [ George Miller ]
prof_name = Group(
Suppress('[') + personal_names + Suppress(']') ^
Suppress('-') + personal_names) \
.setResultsName('prof_name')
try:
grammar = year.suppress() + dash_with_student_code.suppress() + \
Suppress(ZeroOrMore('-')) + course_name +\
course_extra_specs.suppress() + prof_name
parsed_name_tokens = grammar.parseString(name)
simple = f"{' '.join(parsed_name_tokens['course_name'])} "
# Append professor names only if present
if parsed_name_tokens['prof_name']:
# Replace `/` with `;`
safe_names = ' '.join(parsed_name_tokens['prof_name'])\
.replace(' /', ';')
simple += f"[{safe_names}]"
except ParseException:
commonlogger.error(f'Failed to simplify course name {name}',
exc_info=True)
return simple.title()
def simplify_name(self, name):
simple = name
year = Group(
"[" + OneOrMore(Word(nums, exact=4) + "-" + Word(nums, exact=2)) +
"]")
no_squared_brackets = Word(alphanums,
",;.:-_@#°§+*{}^'?=)(/&%$£!\\|\"")
bracketed = Group("[" + OneOrMore(no_squared_brackets) + "]")
middle = ~bracketed + OneOrMore(Word(alphas))
try:
grammar = year.suppress() + Literal("-").suppress() + middle
simple = " ".join(grammar.parseString(name))
except ParseException:
logger.error('Failed to simplify course name {}'.format(name),
exc_info=True)
return simple.title()
string.setParseAction(lambda toks: ["'%s'" % toks[0]])
columnName = delimitedList( ident, ".",combine=True)
tableName = delimitedList( ident, ".",combine=True)
dataType = Word(alphas) + Combine(Optional(Literal("(") + (Word(nums) ^ delimitedList(string,combine=True)) + Literal(")"))) + ZeroOrMore(nnToken ^ autoincrementToken ^ (defaultToken + (string ^ nullToken)) ^ unsignedToken.suppress() )
dataType.setParseAction(convert_datatypes)
columnDescription = Group(ident + dataType)
keyDescription = Optional(primaryToken ^ uniqueToken) + keyToken + Optional(ident) + Literal("(") + delimitedList(ident + Optional(Literal("(") + Word(nums) + Literal(")"))) + Literal(")")
createTableStmt = Group(createToken + tableToken + ifneToken + ident + Literal("(")) + delimitedList(columnDescription ^ keyDescription.suppress()) + Group(Literal(")")) + Optional(autoincrementToken + Literal("=") + Word(nums)).suppress()
createTableStmt.setParseAction(rebuild_createtable)
createDataBaseStmt = Group(createToken + databaseToken + ident + dcsToken + Word(alphanums)+ collateToken + ident)
useStmt = Group(useToken + ident)
comment = LineStart() + CharsNotIn("\n") + LineEnd()
value = Group(Literal("(") + delimitedList(Word(nums) ^ string) + Literal(")"))
insertPrefix = Group(insertToken + intoToken + ident + Literal("(") + delimitedList(ident) + Literal(")") + valuesToken)
insertStmt = insertPrefix + delimitedList(value)
insertStmt.setParseAction(rebuild_insert)
statement = ((createTableStmt ^ createDataBaseStmt.suppress() ^ useStmt.suppress() ^ insertStmt) + Literal(";").setParseAction(lambda: [";\n"])) ^ comment.suppress() ^ White().suppress()
sql = ZeroOrMore(statement)
