嗨我正在寫小應用程序解決指定的圖形問題。我想爲此使用goraph的maxflow算法(請參閱github.com/gyuho/goraph),但我有問題將其導入到我的項目中。Go語言:無法找到導入(github項目)
我做了什麼: - 我在我的主目錄中創建一個。去folter並添加GOPATH我的.bash_profile(出口GOPATH = $ HOME /。去)
- 然後我打電話「去得到github.com/gyuho/goraph「。這些文件存儲在〜/ .go/src/github.com/gyuho/goraph下。 .go中也存在「bin」和「pkg」文件夾。
在我的代碼執行以下操作:
package flow
import (
"encoding/json"
"github.com/gyuho/goraph"
"log"
)
//some func definitions...
這是我的Makefile:
# Go parameters
GOCMD=go
GOBUILD=$(GOCMD) build
GOCLEAN=$(GOCMD) clean
GOTEST=$(GOCMD) test
GOFMT=gofmt -w
# Directories
SRC=src
FLOW_SRC=$(SRC)/flow
ERLANGC_SRC=$(SRC)/erlangc
LOGGING_SRC=$(SRC)/logging
# Names and files
MAKING_OS=$(shell go env GOOS)
MAKING_ARCH=$(shell go env GOARCH)
TARGET_NAME=flow
TARGET_DIR=$(shell pwd)/bin
# Cross compilation targets
BIN_DARWIN_AMD64=darwin-amd64
BIN_LINUX_AMD64=linux-amd64
BIN_LINUX_386=linux-386
TARGET_LINUX_AMD64=$(TARGET_DIR)/$(BIN_LINUX_AMD64)/$(TARGET_NAME)
TARGET_LINUX_386=$(TARGET_DIR)/$(BIN_LINUX_386)/$(TARGET_NAME)
TARGET_DARWIN_AMD64=$(TARGET_DIR)/$(BIN_DARWIN_AMD64)/$(TARGET_NAME)
ALL_TARGETS=$(TARGET_LINUX_AMD64) $(TARGET_LINUX_386) $(TARGET_DARWIN_AMD64)
# Rules
all: format tests build-darwin-amd64 build-linux-amd64 build-linux-386
clean: $(ALL_TARGETS)
$(GOCLEAN)
rm -f $^
ci: tests build-linux-amd64
tests:
$(GOTEST) $(FLOW_SRC)/*.go
$(GOTEST) $(ERLANGC_SRC)/*.go
build-darwin-amd64:
mkdir -p $(TARGET_DIR)/$(BIN_DARWIN_AMD64)
cd src && GOARCH=amd64 GOOS=darwin $(GOBUILD) -o $(TARGET_DARWIN_AMD64)
build-linux-amd64:
mkdir -p $(TARGET_DIR)/$(BIN_LINUX_AMD64)
cd src && GOARCH=amd64 GOOS=linux $(GOBUILD) -o $(TARGET_LINUX_AMD64)
build-linux-386:
mkdir -p $(TARGET_DIR)/$(BIN_LINUX_386)
cd src && GOARCH=386 GOOS=linux $(GOBUILD) -o $(TARGET_LINUX_386)
format:
$(GOFMT) -d -tabwidth=2 -tabs=false -w -s $(FLOW_SRC)/*.go
$(GOFMT) -d -tabwidth=2 -tabs=false -w -s $(ERLANGC_SRC)/*.go
去ENV:
GOARCH="amd64"
GOBIN=""
GOCHAR="6"
GOEXE=""
GOHOSTARCH="amd64"
GOHOSTOS="darwin"
GOOS="darwin"
GOPATH="/Users/bstoecker/.go/"
GORACE=""
GOROOT="/usr/local/Cellar/go/1.2.2/libexec"
GOTOOLDIR="/usr/local/Cellar/go/1.2.2/libexec/pkg/tool/darwin_amd64"
TERM="dumb"
CC="clang"
GOGCCFLAGS="-g -O2 -fPIC -m64 -pthread -fno-caret-diagnostics -Qunused-arguments -fno-common"
CXX="clang++"
CGO_ENABLED="1"
打電話讓我得到以下時錯誤:
gofmt -w -d -tabwidth=2 -tabs=false -w -s src/flow/*.go
gofmt -w -d -tabwidth=2 -tabs=false -w -s src/erlangc/*.go
go test src/flow/*.go
# command-line-arguments
src/flow/graph_json.go:5: can't find import: "github.com/gyuho/goraph"
FAIL command-line-arguments [build failed]
make: *** [tests] Error 2
任何一個想法我做錯了什麼? 感謝迄今
這是一個很奇怪的設置。第一:你在包上運行'go test',而不是在文件上運行('go test flow'而不是'go test src/flow/*。go')。第二:設置'GOPATH'爲點文件。你的資源真的低於'/ Users/bstoecker/.go/src/flow'嗎?記住金科玉律:「確切地說_一個GOPATH」。第三:'gofmt'與花哨的標籤和空格是不可愛的。 – Volker