def word_count(ctx, text, by_spaces=False):
"""
Returns the number of words in the given text string
"""
text = conversions.to_string(text, ctx)
by_spaces = conversions.to_boolean(by_spaces, ctx)
return len(__get_words(text, by_spaces))
def word_slice(ctx, text, start, stop=0, by_spaces=False):
"""
Extracts a substring spanning from start up to but not-including stop
"""
text = conversions.to_string(text, ctx)
start = conversions.to_integer(start, ctx)
stop = conversions.to_integer(stop, ctx)
by_spaces = conversions.to_boolean(by_spaces, ctx)
if start == 0:
raise ValueError("Start word cannot be zero")
elif start > 0:
start -= 1 # convert to a zero-based offset
if stop == 0: # zero is treated as no end
stop = None
elif stop > 0:
stop -= 1 # convert to a zero-based offset
words = __get_words(text, by_spaces)
selection = operator.getitem(words, slice(start, stop))
# re-combine selected words with a single space
return ' '.join(selection)
def word_count(ctx, text, by_spaces=False):
"""
Returns the number of words in the given text string
"""
text = conversions.to_string(text, ctx)
by_spaces = conversions.to_boolean(by_spaces, ctx)
return len(__get_words(text, by_spaces))
def word_slice(ctx, text, start, stop=0, by_spaces=False):
"""
Extracts a substring spanning from start up to but not-including stop
"""
text = conversions.to_string(text, ctx)
start = conversions.to_integer(start, ctx)
stop = conversions.to_integer(stop, ctx)
by_spaces = conversions.to_boolean(by_spaces, ctx)
if start == 0:
raise ValueError("Start word cannot be zero")
elif start > 0:
start -= 1 # convert to a zero-based offset
if stop == 0: # zero is treated as no end
stop = None
elif stop > 0:
stop -= 1 # convert to a zero-based offset
words = __get_words(text, by_spaces)
selection = operator.getitem(words, slice(start, stop))
# re-combine selected words with a single space
return " ".join(selection)
def _or(ctx, *logical):
"""
Returns TRUE if any argument is TRUE
"""
for arg in logical:
if conversions.to_boolean(arg, ctx):
return True
return False
def _and(ctx, *logical):
"""
Returns TRUE if and only if all its arguments evaluate to TRUE
"""
for arg in logical:
if not conversions.to_boolean(arg, ctx):
return False
return True
def _or(ctx, *logical):
"""
Returns TRUE if any argument is TRUE
"""
for arg in logical:
if conversions.to_boolean(arg, ctx):
return True
return False
def _and(ctx, *logical):
"""
Returns TRUE if and only if all its arguments evaluate to TRUE
"""
for arg in logical:
if not conversions.to_boolean(arg, ctx):
return False
return True
def _if(ctx, logical_test, value_if_true=0, value_if_false=False):
"""
Returns one value if the condition evaluates to TRUE, and another value if it evaluates to FALSE
"""
return value_if_true if conversions.to_boolean(logical_test,
ctx) else value_if_false
def _if(ctx, logical_test, value_if_true=0, value_if_false=False):
"""
Returns one value if the condition evaluates to TRUE, and another value if it evaluates to FALSE
"""
return value_if_true if conversions.to_boolean(logical_test, ctx) else value_if_false
