That's good to know about when to auto-parse and when not to. There is quite a big stable of tools to check the response before you try to read...
> httr::http_error(r1) [1] FALSE > httr::http_status(r1) $category [1] "Success" $reason [1] "OK" $message [1] "Success: (200) OK" and > httr::http_type(r1) [1] "text/csv" > On Jan 2, 2018, at 12:53 PM, Roy Mendelssohn - NOAA Federal > <roy.mendelss...@noaa.gov> wrote: > > Thanks to all that replied. I had just looked through the httr code and sure > enough for a .csv mime time it calls readr::read_csv(). The httr::content > docs suggest not using automatic parsing in a package, rather to determine > mime type and parse yourself and Ben's suggestion also works if I do: > > junk <- readr::read_csv(r1$content, col_types = cols()) > > Perfect. Using httr rather than putting the url in any of the read.csv or > read_csv type code allows me greater control if the request fails. > > Thanks again, > > -Roy > >> On Jan 2, 2018, at 9:44 AM, Ben Tupper <btup...@bigelow.org> wrote: >> >> Ahoy! >> >> That's a message generated by the readr::read_table() function (or it's >> friends). You can suppress it a number of ways, but this should work as >> httr::content() will pass through arguments, like col_types = cols(), to the >> file reader. >> >> junk <- httr::content(r1, col_types = cols()) >> >> See more here... >> >> https://blog.rstudio.com/2016/08/05/readr-1-0-0/ >> >> >> Cheers, >> Ben >> >> >> >>> On Jan 2, 2018, at 12:30 PM, Roy Mendelssohn - NOAA Federal >>> <roy.mendelss...@noaa.gov> wrote: >>> >>> Hi All: >>> >>> I am using httr to download files form a service, in this case a .csv file. >>> When I use httr::content on the result, I get a message. Since this will >>> be in a package. I want to suppress the message, but haven't figured out >>> how to do so. >>> >>> The following should reproduce the result: >>> >>> myURL <- >>> 'https://coastwatch.pfeg.noaa.gov/erddap/griddap/erdMH1sstdmday.csvp?time[0:1:last]' >>> r1 <- httr::GET(myURL) >>> junk <- httr::content(r1) >>> >>> when the last command is run, you get: >>> >>> Parsed with column specification: >>> cols( >>> `time (UTC)` = col_datetime(format = "") >>> ) >>> >>> I want to suppress that output. >>> >>> Thanks, >>> >>> -Roy >>> >>> ********************** >>> "The contents of this message do not reflect any position of the U.S. >>> Government or NOAA." >>> ********************** >>> Roy Mendelssohn >>> Supervisory Operations Research Analyst >>> NOAA/NMFS >>> Environmental Research Division >>> Southwest Fisheries Science Center >>> ***Note new street address*** >>> 110 McAllister Way >>> Santa Cruz, CA 95060 >>> Phone: (831)-420-3666 >>> Fax: (831) 420-3980 >>> e-mail: roy.mendelss...@noaa.gov www: http://www.pfeg.noaa.gov/ >>> >>> "Old age and treachery will overcome youth and skill." >>> "From those who have been given much, much will be expected" >>> "the arc of the moral universe is long, but it bends toward justice" -MLK >>> Jr. >>> >>> ______________________________________________ >>> 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. >> >> Ben Tupper >> Bigelow Laboratory for Ocean Sciences >> 60 Bigelow Drive, P.O. Box 380 >> East Boothbay, Maine 04544 >> http://www.bigelow.org >> >> Ecocast Reports: http://seascapemodeling.org/ecocast.html >> Tick Reports: https://report.bigelow.org/tick/ >> Jellyfish Reports: https://jellyfish.bigelow.org/jellyfish/ >> >> >> > > ********************** > "The contents of this message do not reflect any position of the U.S. > Government or NOAA." > ********************** > Roy Mendelssohn > Supervisory Operations Research Analyst > NOAA/NMFS > Environmental Research Division > Southwest Fisheries Science Center > ***Note new street address*** > 110 McAllister Way > Santa Cruz, CA 95060 > Phone: (831)-420-3666 > Fax: (831) 420-3980 > e-mail: roy.mendelss...@noaa.gov www: http://www.pfeg.noaa.gov/ > > "Old age and treachery will overcome youth and skill." > "From those who have been given much, much will be expected" > "the arc of the moral universe is long, but it bends toward justice" -MLK Jr. > Ben Tupper Bigelow Laboratory for Ocean Sciences 60 Bigelow Drive, P.O. Box 380 East Boothbay, Maine 04544 http://www.bigelow.org Ecocast Reports: http://seascapemodeling.org/ecocast.html Tick Reports: https://report.bigelow.org/tick/ Jellyfish Reports: https://jellyfish.bigelow.org/jellyfish/ [[alternative HTML version deleted]] ______________________________________________ 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.
