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Getting Started
Installation
Getting started
Using datatable
User Guide
Name mangling
f
-expressions
Fread Examples
Selecting Data
Transforming Data
Grouping with
by()
Row Functions
Comparison with pandas
Comparison with R’s data.table
Comparison with SQL
Dates and time
FTRL Model
API Reference
exceptions.
DtException
DtWarning
ImportError
InvalidOperationError
IndexError
IOError
IOWarning
KeyError
MemoryError
NotImplementedError
OverflowError
TypeError
ValueError
internal.
frame_column_data_r()
frame_columns_virtual()
frame_integrity_check()
get_thread_ids()
math.
abs()
arccos()
arcosh()
arcsin()
arctan()
arsinh()
artanh()
atan2()
cbrt()
ceil()
copysign()
cos()
cosh()
deg2rad()
e
erf(x)
erfc(x)
exp(x)
exp2(x)
expm1(x)
fabs()
floor()
fmod()
gamma()
golden
hypot()
inf
isclose()
isfinite()
isinf()
isna()
ldexp()
lgamma()
log()
log10()
log1p()
log2()
logaddexp()
logaddexp2()
nan
pi
pow()
rad2deg()
rint()
round()
sign()
signbit()
sin()
sinh()
sqrt()
square()
tan()
tanh()
tau
trunc()
models.
Ftrl
.__init__()
.alpha
.beta
.colnames
.colname_hashes
.double_precision
.feature_importances
.fit()
.interactions
.labels
.lambda1
.lambda2
.model
.model_type
.model_type_trained
.mantissa_nbits
.nbins
.negative_class
.nepochs
.params
.predict()
.reset()
LinearModel
.__init__()
.eta0
.eta_decay
.eta_drop_rate
.eta_schedule
.double_precision
.fit()
.is_fitted()
.labels
.lambda1
.lambda2
.model
.model_type
.negative_class
.nepochs
.params
.predict()
.reset()
.seed
aggregate()
kfold()
kfold_random()
options.
debug
arg_max_size
enabled
logger
report_args
display
allow_unicode
head_nrows
interactive
max_column_width
max_nrows
tail_nrows
use_colors
frame
names_auto_index
names_auto_prefix
fread
log
anonymize
escape_unicode
parse_dates
parse_times
progress
allow_interruption
callback
clear_on_success
enabled
min_duration
updates_per_second
nthreads
re.
match()
str.
len()
slice()
split_into_nhot()
time.
day()
day_of_week()
hour()
minute()
month()
nanosecond()
second()
year()
ymd()
ymdt()
FExpr
.__add__()
.__and__()
.__bool__()
.__eq__()
.__floordiv__()
.__ge__()
.__getitem__()
.__gt__()
.__init__()
.__invert__()
.__le__()
.__lshift__()
.__lt__()
.__mod__()
.__mul__()
.__ne__()
.__neg__()
.__or__()
.__pos__()
.__pow__()
.__repr__()
.__rshift__()
.__sub__()
.__truediv__()
.__xor__()
.alias()
.as_type()
.categories()
.codes()
.count()
.countna()
.cummin()
.cummax()
.cumprod()
.cumsum()
.extend()
.fillna()
.first()
.last()
.len()
.max()
.mean()
.median()
.min()
.nunique()
.prod()
.re_match()
.remove()
.rowall()
.rowany()
.rowcount()
.rowfirst()
.rowlast()
.rowargmax()
.rowmax()
.rowmean()
.rowargmin()
.rowmin()
.rowsd()
.rowsum()
.sd()
.shift()
.sum()
Frame
.__init__()
.__copy__()
.__delitem__()
.__getitem__()
.__getstate__()
.__iter__()
.__len__()
.__repr__()
.__reversed__()
.__setitem__()
.__sizeof__()
.__str__()
.cbind()
.colindex()
.copy()
.countna()
.countna()
.export_names()
.head()
.key
.keys()
.kurt()
.kurt1()
.ltypes
.materialize()
.max()
.max1()
.mean()
.mean1()
.meta
.min()
.min1()
.mode()
.mode1()
.names
.ncols
.nmodal()
.nmodal1()
.nrows
.nunique()
.nunique1()
.rbind()
.replace()
.sd()
.sd1()
.skew()
.skew1()
.shape
.sort()
.source
.stype
.stypes
.sum()
.sum1()
.tail()
.to_arrow()
.to_csv()
.to_dict()
.to_jay()
.to_list()
.to_numpy()
.to_pandas()
.to_tuples()
.type
.types
.view()
ltype
.__new__()
.stypes
Namespace
.__getitem__()
.__getattribute__()
stype
.__call__()
.__new__()
.ctype
.dtype
.ltype
.max
.min
.struct
Type
⭑ arr32(T)
⭑ arr64(T)
⭑ bool8
⭑ cat8(T)
⭑ cat16(T)
⭑ cat32(T)
⭑ date32
⭑ float32
⭑ float64
⭑ int8
⭑ int16
⭑ int32
⭑ int64
⭑ obj64
⭑ str32
⭑ str64
⭑ time64
⭑ void
is_array
is_boolean
is_categorical
is_compound
is_float
is_integer
is_numeric
is_object
is_string
is_temporal
is_void
max
min
name
as_type()
build_info
by()
categories()
cbind()
codes()
corr()
count()
countna()
cov()
cumcount()
cummax()
cummin()
cumprod()
cumsum()
cut()
dt
f
fillna()
first()
fread()
g
ifelse()
init_styles()
intersect()
iread()
join()
last()
max()
mean()
median()
min()
ngroup()
nunique()
prod()
qcut()
rbind()
repeat()
rowall()
rowany()
rowcount()
rowfirst()
rowlast()
rowmax()
rowargmax()
rowmean()
rowargmin()
rowmin()
rowsd()
rowsum()
sd()
setdiff()
shift()
sort()
split_into_nhot()
sum()
symdiff()
union()
unique()
update()
Development
Contributing
Contributing documentation
Creating a new FExpr
Test page
Release History
Under development
Version 1.0.0
Version 0.11.1
Version 0.11.0
Version 0.10.1
Version 0.10.0
Version 0.9.0
Version 0.8.0
Version 0.7.0
Version 0.6.0
Version 0.5.0
Version 0.4.0
Version 0.3.2
Version 0.3.1
Version 0.3.0
Version 0.2.2
Version 0.2.1
Contributors
Index
_
|
A
|
B
|
C
|
D
|
E
|
F
|
G
|
H
|
I
|
J
|
K
|
L
|
M
|
N
|
O
|
P
|
Q
|
R
|
S
|
T
|
U
|
V
|
Y
_
__add__ (datatable.FExpr method)
__and__ (datatable.FExpr method)
__bool__ (datatable.FExpr method)
__call__ (datatable.stype method)
__copy__ (datatable.Frame method)
__delitem__ (datatable.Frame method)
__eq__ (datatable.FExpr method)
__floordiv__ (datatable.FExpr method)
__ge__ (datatable.FExpr method)
__getattribute__ (datatable.Namespace method)
__getitem__ (datatable.FExpr method)
(datatable.Frame method)
(datatable.Namespace method)
__getstate__ (datatable.Frame method)
__gt__ (datatable.FExpr method)
__init__ (datatable.FExpr method)
(datatable.Frame method)
(datatable.models.Ftrl method)
(datatable.models.LinearModel method)
__invert__ (datatable.FExpr method)
__iter__ (datatable.Frame method)
__le__ (datatable.FExpr method)
__len__ (datatable.Frame method)
__lshift__ (datatable.FExpr method)
__lt__ (datatable.FExpr method)
__mod__ (datatable.FExpr method)
__mul__ (datatable.FExpr method)
__ne__ (datatable.FExpr method)
__neg__ (datatable.FExpr method)
__new__ (datatable.ltype method)
(datatable.stype method)
__or__ (datatable.FExpr method)
__pos__ (datatable.FExpr method)
__pow__ (datatable.FExpr method)
__repr__ (datatable.FExpr method)
(datatable.Frame method)
__reversed__ (datatable.Frame method)
__rshift__ (datatable.FExpr method)
__setitem__ (datatable.Frame method)
__sizeof__ (datatable.Frame method)
__str__ (datatable.Frame method)
__sub__ (datatable.FExpr method)
__truediv__ (datatable.FExpr method)
__xor__ (datatable.FExpr method)
A
abs (datatable.math function)
aggregate (datatable.models function)
alias (datatable.FExpr method)
allow_interruption (datatable.options.progress attribute)
allow_unicode (datatable.options.display attribute)
alpha (datatable.models.Ftrl attribute)
anonymize (datatable.options.fread.log attribute)
arccos (datatable.math function)
arcosh (datatable.math function)
arcsin (datatable.math function)
arctan (datatable.math function)
arg_max_size (datatable.options.debug attribute)
arr32 (datatable.Type method)
arr64 (datatable.Type method)
arsinh (datatable.math function)
artanh (datatable.math function)
as_type (datatable function)
(datatable.FExpr method)
atan2 (datatable.math function)
B
beta (datatable.models.Ftrl attribute)
bool8 (datatable.Type attribute)
build_info
by (datatable function)
C
callback (datatable.options.progress attribute)
cat16 (datatable.Type method)
cat32 (datatable.Type method)
cat8 (datatable.Type method)
categories (datatable function)
(datatable.FExpr method)
cbind (datatable function)
(datatable.Frame method)
cbrt (datatable.math function)
ceil (datatable.math function)
clear_on_success (datatable.options.progress attribute)
codes (datatable function)
(datatable.FExpr method)
colindex (datatable.Frame method)
colname_hashes (datatable.models.Ftrl attribute)
colnames (datatable.models.Ftrl attribute)
copy (datatable.Frame method)
copysign (datatable.math function)
corr (datatable function)
cos (datatable.math function)
cosh (datatable.math function)
count (datatable function)
(datatable.FExpr method)
countna (datatable function)
(datatable.FExpr method)
(datatable.Frame method)
countna1 (datatable.Frame method)
cov (datatable function)
ctype (datatable.stype attribute)
cumcount (datatable function)
cummax (datatable function)
(datatable.FExpr method)
cummin (datatable function)
(datatable.FExpr method)
cumprod (datatable function)
(datatable.FExpr method)
cumsum (datatable function)
(datatable.FExpr method)
cut (datatable function)
D
DatatableWarning
date32 (datatable.Type attribute)
day (datatable.time function)
day_of_week (datatable.time function)
debug
deg2rad (datatable.math function)
display
double_precision (datatable.models.Ftrl attribute)
(datatable.models.LinearModel attribute)
dt
DtException
dtype (datatable.stype attribute)
E
e
enabled (datatable.options.debug attribute)
(datatable.options.progress attribute)
erf (datatable.math function)
erfc (datatable.math function)
escape_unicode (datatable.options.fread.log attribute)
eta0 (datatable.models.LinearModel attribute)
eta_decay (datatable.models.LinearModel attribute)
eta_drop_rate (datatable.models.LinearModel attribute)
eta_schedule (datatable.models.LinearModel attribute)
exp (datatable.math function)
exp2 (datatable.math function)
expm1 (datatable.math function)
export_names (datatable.Frame method)
extend (datatable.FExpr method)
F
f
fabs (datatable.math function)
feature_importances (datatable.models.Ftrl attribute)
FExpr
fillna (datatable function)
(datatable.FExpr method)
first (datatable function)
(datatable.FExpr method)
fit (datatable.models.Ftrl method)
(datatable.models.LinearModel method)
float32 (datatable.Type attribute)
float64 (datatable.Type attribute)
floor (datatable.math function)
fmod (datatable.math function)
Frame
frame
frame_column_data_r (datatable.internal function)
frame_columns_virtual (datatable.internal function)
frame_integrity_check (datatable.internal function)
fread
(datatable function)
Ftrl
G
g
gamma (datatable.math function)
get_thread_ids (datatable.internal function)
golden
H
head (datatable.Frame method)
head_nrows (datatable.options.display attribute)
hour (datatable.time function)
hypot (datatable.math function)
I
ifelse (datatable function)
ImportError
IndexError
inf
init_styles (datatable function)
int16 (datatable.Type attribute)
int32 (datatable.Type attribute)
int64 (datatable.Type attribute)
int8 (datatable.Type attribute)
interactions (datatable.models.Ftrl attribute)
interactive (datatable.options.display attribute)
intersect (datatable function)
InvalidOperationError
IOError
IOWarning
iread (datatable function)
is_array (datatable.Type attribute)
is_boolean (datatable.Type attribute)
is_categorical (datatable.Type attribute)
is_compound (datatable.Type attribute)
is_fitted (datatable.models.LinearModel method)
is_float (datatable.Type attribute)
is_integer (datatable.Type attribute)
is_numeric (datatable.Type attribute)
is_object (datatable.Type attribute)
is_string (datatable.Type attribute)
is_temporal (datatable.Type attribute)
is_void (datatable.Type attribute)
isclose (datatable.math function)
isfinite (datatable.math function)
isinf (datatable.math function)
isna (datatable.math function)
J
join (datatable function)
K
key (datatable.Frame attribute)
KeyError
keys (datatable.Frame method)
kfold (datatable.models function)
kfold_random (datatable.models function)
kurt (datatable.Frame method)
kurt1 (datatable.Frame method)
L
labels (datatable.models.Ftrl attribute)
(datatable.models.LinearModel attribute)
lambda1 (datatable.models.Ftrl attribute)
(datatable.models.LinearModel attribute)
lambda2 (datatable.models.Ftrl attribute)
(datatable.models.LinearModel attribute)
last (datatable function)
(datatable.FExpr method)
ldexp (datatable.math function)
len (datatable.FExpr method)
(datatable.str function)
lgamma (datatable.math function)
LinearModel
log
(datatable.math function)
log10 (datatable.math function)
log1p (datatable.math function)
log2 (datatable.math function)
logaddexp (datatable.math function)
logaddexp2 (datatable.math function)
logger (datatable.options.debug attribute)
ltype
(datatable.stype attribute)
ltypes (datatable.Frame attribute)
M
mantissa_nbits (datatable.models.Ftrl attribute)
match (datatable.re function)
materialize (datatable.Frame method)
max (datatable function)
(datatable.FExpr method)
(datatable.Frame method)
(datatable.stype attribute)
(datatable.Type attribute)
max1 (datatable.Frame method)
max_column_width (datatable.options.display attribute)
max_nrows (datatable.options.display attribute)
mean (datatable function)
(datatable.FExpr method)
(datatable.Frame method)
mean1 (datatable.Frame method)
median (datatable function)
(datatable.FExpr method)
MemoryError
meta (datatable.Frame attribute)
min (datatable function)
(datatable.FExpr method)
(datatable.Frame method)
(datatable.stype attribute)
(datatable.Type attribute)
min1 (datatable.Frame method)
min_duration (datatable.options.progress attribute)
minute (datatable.time function)
mode (datatable.Frame method)
mode1 (datatable.Frame method)
model (datatable.models.Ftrl attribute)
(datatable.models.LinearModel attribute)
model_type (datatable.models.Ftrl attribute)
(datatable.models.LinearModel attribute)
model_type_trained (datatable.models.Ftrl attribute)
month (datatable.time function)
N
name (datatable.Type attribute)
names (datatable.Frame attribute)
names_auto_index (datatable.options.frame attribute)
names_auto_prefix (datatable.options.frame attribute)
Namespace
nan
nanosecond (datatable.time function)
nbins (datatable.models.Ftrl attribute)
ncols (datatable.Frame attribute)
negative_class (datatable.models.Ftrl attribute)
(datatable.models.LinearModel attribute)
nepochs (datatable.models.Ftrl attribute)
(datatable.models.LinearModel attribute)
ngroup (datatable function)
nmodal (datatable.Frame method)
nmodal1 (datatable.Frame method)
NotImplementedError
nrows (datatable.Frame attribute)
nthreads (datatable.options attribute)
nunique (datatable function)
(datatable.FExpr method)
(datatable.Frame method)
nunique1 (datatable.Frame method)
O
obj64 (datatable.Type attribute)
options
OverflowError
P
params (datatable.models.Ftrl attribute)
(datatable.models.LinearModel attribute)
parse_dates (datatable.options.fread attribute)
parse_times (datatable.options.fread attribute)
pi
pow (datatable.math function)
predict (datatable.models.Ftrl method)
(datatable.models.LinearModel method)
prod (datatable function)
(datatable.FExpr method)
progress
Python Enhancement Proposals
PEP 574
PEP 600
Q
qcut (datatable function)
R
rad2deg (datatable.math function)
rbind (datatable function)
(datatable.Frame method)
re_match (datatable.FExpr method)
remove (datatable.FExpr method)
repeat (datatable function)
replace (datatable.Frame method)
report_args (datatable.options.debug attribute)
reset (datatable.models.Ftrl method)
(datatable.models.LinearModel method)
rint (datatable.math function)
round (datatable.math function)
rowall (datatable function)
(datatable.FExpr method)
rowany (datatable function)
(datatable.FExpr method)
rowargmax (datatable function)
(datatable.FExpr method)
rowargmin (datatable function)
(datatable.FExpr method)
rowcount (datatable function)
(datatable.FExpr method)
rowfirst (datatable function)
(datatable.FExpr method)
rowlast (datatable function)
(datatable.FExpr method)
rowmax (datatable function)
(datatable.FExpr method)
rowmean (datatable function)
(datatable.FExpr method)
rowmin (datatable function)
(datatable.FExpr method)
rowsd (datatable function)
(datatable.FExpr method)
rowsum (datatable function)
(datatable.FExpr method)
S
sd (datatable function)
(datatable.FExpr method)
(datatable.Frame method)
sd1 (datatable.Frame method)
second (datatable.time function)
seed (datatable.models.LinearModel attribute)
setdiff (datatable function)
shape (datatable.Frame attribute)
shift (datatable function)
(datatable.FExpr method)
sign (datatable.math function)
signbit (datatable.math function)
sin (datatable.math function)
sinh (datatable.math function)
skew (datatable.Frame method)
skew1 (datatable.Frame method)
slice (datatable.str function)
sort (datatable function)
(datatable.Frame method)
source (datatable.Frame attribute)
split_into_nhot (datatable function)
(datatable.str function)
sqrt (datatable.math function)
square (datatable.math function)
str32 (datatable.Type attribute)
str64 (datatable.Type attribute)
struct (datatable.stype attribute)
stype
(datatable.Frame attribute)
stypes (datatable.Frame attribute)
(datatable.ltype method)
sum (datatable function)
(datatable.FExpr method)
(datatable.Frame method)
sum1 (datatable.Frame method)
symdiff (datatable function)
T
tail (datatable.Frame method)
tail_nrows (datatable.options.display attribute)
tan (datatable.math function)
tanh (datatable.math function)
tau
time64 (datatable.Type attribute)
to_arrow (datatable.Frame method)
to_csv (datatable.Frame method)
to_dict (datatable.Frame method)
to_jay (datatable.Frame method)
to_list (datatable.Frame method)
to_numpy (datatable.Frame method)
to_pandas (datatable.Frame method)
to_tuples (datatable.Frame method)
trunc (datatable.math function)
Type
type (datatable.Frame attribute)
TypeError
types (datatable.Frame attribute)
U
union (datatable function)
unique (datatable function)
update (datatable function)
updates_per_second (datatable.options.progress attribute)
use_colors (datatable.options.display attribute)
V
ValueError
view (datatable.Frame method)
void (datatable.Type attribute)
Y
year (datatable.time function)
ymd (datatable.time function)
ymdt (datatable.time function)
The content on this page is licensed under the
Creative Commons Attribution 4.0 License
(CC BY 4.0)
, and code samples are licensed under the
MIT License
.