Ubuntu12.04 安装PyCharm

    xiaoxiao2021-03-26  36

    原文http://www.cnblogs.com/zhcncn/p/4027025.html

    1. 下载

    选择Linux Tab,选择下载免费的Community Edition【1】。当前版本是3.4

     

    2. 安装PyCharm

    按照官网给出的安装指导【2】进行安装。

    (1) Copy the pycharm-*.tar.gz to the desired installation location (make sure you have rw permissions for that directory)

    $ cd Downloads/

    (2)Unpack the pycharm-*.tar.gz using the following command: tar xfz pycharm-*.tar.gz

    $ tar xfz pycharm-*.tar.gz

    (3)Remove the pycharm-*.tar.gz to save disk space (optional)

    $ rm  pycharm-*.tar.gz

    (4)Run pycharm.sh from the bin subdirectory

    $ cd pycharm-community-3.4.1/bin/

    $ ./pycharm.sh

    但是安装开始,出现如下错误:

    ERROR: Cannot start PyCharm

    No JDK found. Please validate either PYCHARM_JDK, JDK_HOME or JAVA_HOME environment variable points to valid JDK installation.

    打开pycharm.ch文件查看,发现报错的地方在:

    message() { TITLE ="Cannot start PyCharm" if [ -t 1 ]; then echo "ERROR: $TITLE\n$1" elif [ -n `which zenity` ]; then zenity --error --title="$TITLE" --text="$1" elif [ -n `which kdialog` ]; then kdialog --error --title "$TITLE" "$1" elif [ -n `which xmessage` ]; then xmessage -center "ERROR: $TITLE: $1" elif [ -n `which notify-send` ]; then notify-send "ERROR: $TITLE: $1" else echo "ERROR: $TITLE\n$1" fi } # --------------------------------------------------------------------- # Locate a JDK installation directory which will be used to run the IDE. # Try (in order): PYCHARM_JDK, JDK_HOME, JAVA_HOME, "java" in PATH. # --------------------------------------------------------------------- if [ -n "$PYCHARM_JDK" -a -x "$PYCHARM_JDK/bin/java" ]; then JDK="$PYCHARM_JDK" elif [ -n "$JDK_HOME" -a -x "$JDK_HOME/bin/java" ]; then JDK="$JDK_HOME" elif [ -n "$JAVA_HOME" -a -x "$JAVA_HOME/bin/java" ]; then JDK="$JAVA_HOME" else JAVA_BIN_PATH=`which java` if [ -n "$JAVA_BIN_PATH" ]; then if [ "$OS_TYPE" = "FreeBSD" -o "$OS_TYPE" = "MidnightBSD" ]; then JAVA_LOCATION=`JAVAVM_DRYRUN=yes java | "$GREP" '^JAVA_HOME' | "$CUT" -c11-` if [ -x "$JAVA_LOCATION/bin/java" ]; then JDK="$JAVA_LOCATION" fi elif [ "$OS_TYPE" = "SunOS" ]; then JAVA_LOCATION="/usr/jdk/latest" if [ -x "$JAVA_LOCATION/bin/java" ]; then JDK="$JAVA_LOCATION" fi elif [ "$OS_TYPE" = "Darwin" ]; then JAVA_LOCATION=`/usr/libexec/java_home` if [ -x "$JAVA_LOCATION/bin/java" ]; then JDK="$JAVA_LOCATION" fi fi if [ -z "$JDK" -a -x "$READLINK" -a -x "$XARGS" -a -x "$DIRNAME" ]; then JAVA_LOCATION=`"$READLINK" -f "$JAVA_BIN_PATH"` case "$JAVA_LOCATION" in */jre/bin/java) JAVA_LOCATION=`echo "$JAVA_LOCATION" | "$XARGS" "$DIRNAME" | "$XARGS" "$DIRNAME" | "$XARGS" "$DIRNAME"` if [ ! -d "$JAVA_LOCATION/bin" ]; then JAVA_LOCATION="$JAVA_LOCATION/jre" fi ;; *) JAVA_LOCATION=`echo "$JAVA_LOCATION" | "$XARGS" "$DIRNAME" | "$XARGS" "$DIRNAME"` ;; esac if [ -x "$JAVA_LOCATION/bin/java" ]; then JDK="$JAVA_LOCATION" fi fi fi fi if [ -z "$JDK" ]; then message "No JDK found. Please validate either PYCHARM_JDK, JDK_HOME or JAVA_HOME environment variable points to valid JDK installation." exit 1 fi

    说明没有找到JDK location path。需要安装并配置JDK了。

     

    3. 安装JDK

    首先查了一下Ubuntu12.04是否支持JDK8,发现还是支持的。那就放心安装吧。

    参照【3】的方法,通过设置源仓库的方式安装。(如果想手动安装,请参考【5】【6】)

    Important: This PPA supports Ubuntu 14.04, 13.10, 12.04 and 10.04 as well as the corresponding Linux Mint versions. Ubuntu 13.04 and 12.10 are no longer supported by Canonical

    (1)返回到Home目录:“~”,然后依次执行一下几条command

    sudo add-apt-repository ppa:webupd8team/java sudo apt-get update sudo apt-get install oracle-java8-installer

    安装过程中会跳出Oracle license对话框,选择接受就是了。

    (2)安装完成后,运行"java -version"或者"javac -version"查看是否安装成功。如果得到类似如下的输出,表明安装成功了。

    $ java -version java version "1.8.0_20" Java(TM) SE Runtime Environment (build 1.8.0_20-b26) Java HotSpot(TM) 64-Bit Server VM (build 25.20-b23, mixed mode) $ javac -version javac 1.8.0_20

    (3) 在【3】中说道,如果想automatically set up the Java 8 environment variables,可以使用下面的command:

    sudo apt-get install oracle-java8-set-default

    我使用该command后,在Terminal中运行 echo $JAVA_HOME,没有任何输出。看来是没起什么作用。有可能是在一开始配置完repository后,安装时使用该条命令,可以以后尝试一下。

    UPDATED: 使用 sudo apt-get install oracle-java8-set-default,测试echo $JAVA_HOME,仍然是没有$JAVA_HOME环境变量的。还是需要手动设置。

    由于一些程序在运行时可能默认需要 $JAVA_HOME 环境变量,因此还是需要设置一下环境变量的。

     

    4. 配置$JAVA_HOME 环境变量

    参考【4】中 Setting the "JAVA_HOME" environment variable 一节进行设置。

    (1)Find out the path of your Java installation:

    sudo update-alternatives --config java

    它将返回类似如下的结果,列出了本机所安装的所有Java运行时环境JRE。(共有2个:JDK7和OpenJDK6,0和2是同一个,auto mode和manual mode的差别)

    There are 2 choices for the alternative java (providing /usr/bin/java). Selection Path Priority Status ------------------------------------------------------------ * 0 /usr/lib/jvm/java-7-oracle/jre/bin/java 1062 auto mode 1 /usr/lib/jvm/java-6-openjdk-amd64/jre/bin/java 1061 manual mode 2 /usr/lib/jvm/java-7-oracle/jre/bin/java 1062 manual mode Press enter to keep the current choice[*], or type selection number:

    对应的各个JRE的 安装路径分别为:

    0. /usr/lib/jvm/java-7-oracle

    1. /usr/lib/jvm/java-6-openjdk-amd64

    2. /usr/lib/jvm/java-7-oracle

    在我本机 执行 sudo update-alternatives --config java 的结果为:

    Selection Path Priority Status ------------------------------------------------------------ 0 /usr/lib/jvm/java-8-oracle/jre/bin/java 1 auto mode * 1 /usr/lib/jvm/java-8-oracle/jre/bin/java 1 manual mode Press enter to keep the current choice[*], or type selection number:

    可见只安装了一个Java环境: JDK8。它对应的安装路径为:

    /usr/lib/jvm/java-8-oracle

    (2)编辑/etc/environment文件

    sudo nano /etc/environment

    复制上面的路径 /usr/lib/jvm/java-8-oracle,添加如下一行

    JAVA_HOME="/usr/lib/jvm/java-8-oracle"

    (3) Reload该文件,使之立即生效,而不必注销并重新登录

    source /etc/environment

    (4)使用下面的命令测试

    echo $JAVA_HOME

    会输出刚才所设置的路径 /usr/lib/jvm/java-8-oracle。

    5. 再次安装PyCharm

    (1)cd到Downloads/pycharm-community-3.4.1/bin/目录,执行./pycharm.sh。询问是否导入settings,选择不导入->OK.

    (2) 初始设置,保持默认->OK.

    (3) 创建一个Launcher脚本,需要输入密码。

    (4)出现下面的画面,表明安装成功了。

    (5) Create New Project,创建一个测试工程,解释器默认选择了Python2.7。

    然后在新创建的工程上:点右键->New->Python File, 创建一个新的文件Py01,写代码,点Run按钮->Run Py01运行。

     

    6. 设置Ubuntu下Pycharm的快捷启动方式

    在Ubuntu下,每次都要找到 pycharm.sh所在的文件夹,执行./pycharm.sh,非常麻烦。最好能创建一个快捷方式。【7】

    Ubuntu的快捷方式都放在/usr/share/applications,首先在该目录下创建一个Pycharm.desktop

    $ sudo gedit /usr/share/applications/Pycharm.desktop

    然后输入以下内容,注意Exec和Icon需要找到正确的路径

    [Desktop Entry] Type=Application Name=Pycharm GenericName=Pycharm3 Comment=Pycharm3:The Python IDE Exec="/XXX/pycharm-community-3.4.1/bin/pycharm.sh" %f Icon=/XXX/pycharm-community-3.4.1/bin/pycharm.png Terminal=pycharm Categories=Pycharm;

    然后双击打开,再锁定到启动器就好了.

     

    Reference

    【1】Download PyCharm(http://www.jetbrains.com/pycharm/download/)

    【2】INSTALLATION INSTRUCTIONS for Linux(http://www.jetbrains.com/pycharm/download/installation_instructions.jsp?os=linux)

    【3】INSTALL ORACLE JAVA 8 IN UBUNTU VIA PPA REPOSITORY [JDK8](http://www.webupd8.org/2012/09/install-oracle-java-8-in-ubuntu-via-ppa.html)

    【4】How To Install Java on Ubuntu with Apt-Get(https://www.digitalocean.com/community/tutorials/how-to-install-java-on-ubuntu-with-apt-get)

    【5】Ubuntu 使用教程 - 在 Ubuntu 中手动安装 Oracle Java JDK 8(http://www.bkjia.com/Linuxjc/813257.html)

    【6】Ubuntu 安装Jdk1.6图文(http://blog.csdn.net/u013027996/article/details/32916085)

    【7】ubuntu下创建启动器程序的方法(http://cssha.com/create-start-program-in-ubuntu/)

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