tidyquant
의 설명서 일부를
번역하고 tqk
를 적용하여 한국 주식을 예로 든
문서를
준비
했습니다.
tidyquant가 활용하는 yahoo나 google 주식은 한국 주식 데이터가 유명한 것만 있어 주식 분석을 하는데 문제가 있습니다. 그래서 우리나라에서 대표적으로 주식 데이터를 제공하는 p, n, d 사등의 페이지를 가져오는 함수를 작성하여 배포합니다.(현재 p사만 적용중)
library(tqk)
code <- code_get()
code
## # A tibble: 2,306 x 3
## code name category
## <chr> <chr> <chr>
## 1 060310 3S KOSDAQ
## 2 095570 AJ네트웍스 KOSPI
## 3 068400 AJ렌터카 KOSPI
## 4 006840 AK홀딩스 KOSPI
## 5 054620 APS홀딩스 KOSDAQ
## 6 265520 AP시스템 KOSDAQ
## 7 211270 AP위성 KOSDAQ
## 8 152100 ARIRANG 200 ETF
## 9 222170 ARIRANG S&P한국배당성장 ETF
## 10 161490 ARIRANG 경기방어주 ETF
## # ... with 2,296 more rows
sscode <- code[grep("^삼성전자$", code$name),1]
sscode
## # A tibble: 1 x 1
## code
## <chr>
## 1 005930
samsung <- tqk_get(sscode, from="2018-05-01")
samsung
## # A tibble: 138 x 7
## date open high low close volume adjusted
## <date> <dbl> <dbl> <dbl> <dbl> <int> <dbl>
## 1 2018-05-02 2650000 2650000 2650000 2650000 0 53000
## 2 2018-05-03 2650000 2650000 2650000 2650000 0 53000
## 3 2018-05-04 53000 53900 51800 51900 39565391 51900
## 4 2018-05-08 52600 53200 51900 52600 23104720 52600
## 5 2018-05-09 52600 52800 50900 50900 16128305 50900
## 6 2018-05-10 51700 51700 50600 51600 13905263 51600
## 7 2018-05-11 52000 52200 51200 51300 10314997 51300
## 8 2018-05-14 51000 51100 49900 50100 14909272 50100
## 9 2018-05-15 50200 50400 49100 49200 18709146 49200
## 10 2018-05-16 49200 50200 49150 49850 15918683 49850
## # ... with 128 more rows
%>%
) 사용 with dplyrlibrary(tqk)
library(dplyr)
##
## Attaching package: 'dplyr'
## The following objects are masked from 'package:stats':
##
## filter, lag
## The following objects are masked from 'package:base':
##
## intersect, setdiff, setequal, union
code_get() %>%
filter(grepl("^삼성전자$", name)) %>%
select(code) %>%
tqk_get(from = "2018-05-01") -> ss
ss
## # A tibble: 138 x 7
## date open high low close volume adjusted
## <date> <dbl> <dbl> <dbl> <dbl> <int> <dbl>
## 1 2018-05-02 2650000 2650000 2650000 2650000 0 53000
## 2 2018-05-03 2650000 2650000 2650000 2650000 0 53000
## 3 2018-05-04 53000 53900 51800 51900 39565391 51900
## 4 2018-05-08 52600 53200 51900 52600 23104720 52600
## 5 2018-05-09 52600 52800 50900 50900 16128305 50900
## 6 2018-05-10 51700 51700 50600 51600 13905263 51600
## 7 2018-05-11 52000 52200 51200 51300 10314997 51300
## 8 2018-05-14 51000 51100 49900 50100 14909272 50100
## 9 2018-05-15 50200 50400 49100 49200 18709146 49200
## 10 2018-05-16 49200 50200 49150 49850 15918683 49850
## # ... with 128 more rows
if (!requireNamespace("remotes")) install.packages("remotes")
remotes::install_github("mrchypark/tqk")
library(tqk)
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