Dear all, I am trying to follow along/ recreate this page ( but I do not get the same results) :-
https://bookdown.org/sstoeckl/Tidy_Portfoliomanagement_in_R/s-2Data.html Here is a reprex / what I have done till now / my queries ( 3 in number ) are as comments :- > library(tidyquant) Loading required package: lubridate Attaching package: ‘lubridate’ The following object is masked from ‘package:base’: date Loading required package: PerformanceAnalytics Loading required package: xts Loading required package: zoo Attaching package: ‘zoo’ The following objects are masked from ‘package:base’: as.Date, as.Date.numeric Attaching package: ‘PerformanceAnalytics’ The following object is masked from ‘package:graphics’: legend Loading required package: quantmod Loading required package: TTR Registered S3 method overwritten by 'quantmod': method from as.zoo.data.frame zoo Version 0.4-0 included new data defaults. See ?getSymbols. ══ Need to Learn tidyquant? ════════════════════════════════════════════════════ Business Science offers a 1-hour course - Learning Lab #9: Performance Analysis & Portfolio Optimization with tidyquant! </> Learn more at: https://university.business-science.io/p/learning-labs-pro </> > library(tidyverse) ── Attaching packages ─────────────────────────────────────── tidyverse 1.3.0 ── ✔ ggplot2 3.2.1 ✔ purrr 0.3.3 ✔ tibble 3.0.3 ✔ dplyr 1.0.1 ✔ tidyr 1.1.1 ✔ stringr 1.4.0 ✔ readr 1.3.1 ✔ forcats 0.4.0 ── Conflicts ────────────────────────────────────────── tidyverse_conflicts() ── ✖ lubridate::as.difftime() masks base::as.difftime() ✖ lubridate::date() masks base::date() ✖ dplyr::filter() masks stats::filter() ✖ dplyr::first() masks xts::first() ✖ lubridate::intersect() masks base::intersect() ✖ dplyr::lag() masks stats::lag() ✖ dplyr::last() masks xts::last() ✖ lubridate::setdiff() masks base::setdiff() ✖ lubridate::union() masks base::union() > tq_exchange_options() [1] "AMEX" "NASDAQ" "NYSE" > tq_index_options() [1] "DOW" "DOWGLOBAL" "SP400" "SP500" "SP600" # Query 1 : The above should also show RUSSELL3000. Why is it not showing? > tq_get_options() [1] "stock.prices" "stock.prices.japan" "dividends" [4] "splits" "economic.data" "quandl" [7] "quandl.datatable" "tiingo" "tiingo.iex" [10] "tiingo.crypto" "alphavantager" "alphavantage" [13] "rblpapi" > glimpse(sp500) Error in glimpse(sp500) : object 'sp500' not found # Query 2 : This is working fine in the page mentioned on top. What mistake have I made? > tq_exchange("NYSE") Getting data... [1] NA Warning messages: 1: In download.file(url, destfile = tmp, quiet = TRUE) : URL 'https://old.nasdaq.com/screening/companies-by-name.aspx?letter=0&exchange=nyse&render=download': status was 'Failure when receiving data from the peer' 2: In value[[3L]](cond) : Error at nyse during call to tq_exchange. > # Query 3 : Is this a networking issue? Should I try after some time ? Here is my session info:- > sessionInfo() R version 3.6.2 (2019-12-12) Platform: x86_64-pc-linux-gnu (64-bit) Running under: Ubuntu 18.04.3 LTS Matrix products: default BLAS/LAPACK: /opt/intel/compilers_and_libraries_2018.2.199/linux/mkl/lib/intel64_lin/libmkl_rt.so locale: [1] LC_CTYPE=en_IN LC_NUMERIC=C LC_TIME=en_IN [4] LC_COLLATE=en_IN LC_MONETARY=en_IN LC_MESSAGES=en_IN [7] LC_PAPER=en_IN LC_NAME=C LC_ADDRESS=C [10] LC_TELEPHONE=C LC_MEASUREMENT=en_IN LC_IDENTIFICATION=C attached base packages: [1] stats graphics grDevices utils datasets methods base other attached packages: [1] forcats_0.4.0 stringr_1.4.0 [3] dplyr_1.0.1 purrr_0.3.3 [5] readr_1.3.1 tidyr_1.1.1 [7] tibble_3.0.3 ggplot2_3.2.1 [9] tidyverse_1.3.0 tidyquant_1.0.1 [11] quantmod_0.4-15 TTR_0.23-6 [13] PerformanceAnalytics_2.0.4 xts_0.12-0 [15] zoo_1.8-7 lubridate_1.7.4 loaded via a namespace (and not attached): [1] tidyselect_1.1.0 haven_2.2.0 lattice_0.20-38 colorspace_1.4-1 [5] vctrs_0.3.2 generics_0.0.2 rlang_0.4.7 pillar_1.4.6 [9] withr_2.1.2 glue_1.4.1 DBI_1.1.0 dbplyr_1.4.2 [13] modelr_0.1.5 readxl_1.3.1 lifecycle_0.2.0 Quandl_2.10.0 [17] cellranger_1.1.0 munsell_0.5.0 gtable_0.3.0 rvest_0.3.5 [21] curl_4.3 fansi_0.4.1 broom_0.5.3 Rcpp_1.0.3 [25] backports_1.1.5 scales_1.1.0 jsonlite_1.6 fs_1.3.1 [29] hms_0.5.2 stringi_1.4.6 grid_3.6.2 quadprog_1.5-8 [33] cli_2.0.1 tools_3.6.2 magrittr_1.5 lazyeval_0.2.2 [37] crayon_1.3.4 pkgconfig_2.0.3 ellipsis_0.3.0 xml2_1.2.2 [41] reprex_0.3.0 assertthat_0.2.1 httr_1.4.1 rstudioapi_0.10 [45] R6_2.4.1 nlme_3.1-143 compiler_3.6.2 > Many thanks, Ashim ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
