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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,85 @@ | ||
| //------------------------------------------------------------------------------ | ||
| // Copyright (c) 2016 by contributors. All Rights Reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| //------------------------------------------------------------------------------ | ||
|
|
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| /* | ||
| Author: Chao Ma ([email protected]) | ||
| This file defines the facilities for format printing. | ||
| */ | ||
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| #ifndef XLEARN_BASE_FORMAT_PRINT_H_ | ||
| #define XLEARN_BASE_FORMAT_PRINT_H_ | ||
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| #include <iostream> | ||
| #include <vector> | ||
| #include <string> | ||
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| #include "src/base/common.h" | ||
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| typedef std::vector<std::string> StringList; | ||
| typedef std::vector<int> IntList; | ||
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| //------------------------------------------------------------------------------ | ||
| // Example: | ||
| // | ||
| // column -> "Name", "ID", "Count", "Price" | ||
| // width -> 10, 10, 10, 10 | ||
| // | ||
| // Output: | ||
| // | ||
| // Name ID Count Price | ||
| // Fruit 0x101 50 5.27 | ||
| // Juice 0x102 20 8.73 | ||
| // Meat 0x104 30 10.13 | ||
| //------------------------------------------------------------------------------ | ||
| inline void print_row(const StringList& column, const IntList& width) { | ||
| CHECK_EQ(column.size(), width.size()); | ||
| for (size_t i = 0; i < column.size(); ++i) { | ||
| std::cout.width(width[i]); | ||
| std::cout << column[i]; | ||
| } | ||
| std::cout << "\n"; | ||
| } | ||
|
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||
| //------------------------------------------------------------------------------ | ||
| // Example: | ||
| // | ||
| // std -> "Hello World !" | ||
| // | ||
| // Output: | ||
| // | ||
| // ----------------- | ||
| // | Hello World ! | | ||
| // ----------------- | ||
| //------------------------------------------------------------------------------ | ||
| inline void print_block(const std::string& str) { | ||
| CHECK_NE(str.empty(), true); | ||
| // Add two space and two lines | ||
| size_t size = str.size() + 4; | ||
| for (size_t i = 0; i < size; ++i) { | ||
| std::cout << "-"; | ||
| } | ||
| std::cout << "\n"; | ||
| std::cout << "| "; | ||
| std::cout << str; | ||
| std::cout << " |"; | ||
| for (size_t i = 0; i < size; ++i) { | ||
| std::cout << "-"; | ||
| } | ||
| std::cout << "\n"; | ||
| } | ||
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| #endif // XLEARN_BASE_FORMAT_PRINT_H_ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| //------------------------------------------------------------------------------ | ||
| // Copyright (c) 2016 by contributors. All Rights Reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| //------------------------------------------------------------------------------ | ||
|
|
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| /* | ||
| Author: Chao Ma ([email protected]) | ||
| This file defines several system functions. | ||
| */ | ||
|
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| #ifndef XLEARN_BASE_SYSTEM_H_ | ||
| #define XLEARN_BASE_SYSTEM_H_ | ||
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| #include <sys/utsname.h> | ||
| #include <unistd.h> | ||
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| #include <string> | ||
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| #include "src/base/common.h" | ||
| #include "src/base/stringprint.h" | ||
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| // Get host name | ||
| std::string get_host_name() { | ||
| struct utsname buf; | ||
| if (0 != uname(&buf)) { | ||
| *buf.nodename = '\0'; | ||
| } | ||
| return std::string(buf.nodename); | ||
| } | ||
|
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| // Get user name | ||
| std::string get_user_name() { | ||
| const char* username = getenv("USER"); | ||
| return username != NULL ? username : getenv("USERNAME"); | ||
| } | ||
|
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| // Get current system time | ||
| std::string print_current_time() { | ||
| time_t current_time = time(NULL); | ||
| struct tm broken_down_time; | ||
| CHECK(localtime_r(¤t_time, &broken_down_time) == &broken_down_time); | ||
| return StringPrintf("%04d%02d%02d-%02d%02d%02d", | ||
| 1900 + broken_down_time.tm_year, | ||
| 1 + broken_down_time.tm_mon, | ||
| broken_down_time.tm_mday, | ||
| broken_down_time.tm_hour, | ||
| broken_down_time.tm_min, | ||
| broken_down_time.tm_sec); | ||
| } | ||
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| // The log file name = base + host_name + username + | ||
| // date_time + process_id | ||
| std::string get_log_file() { | ||
| CHECK(!hyper_param_.log_file.empty()); | ||
| std::string filename_prefix; | ||
| SStringPrintf(&filename_prefix, | ||
| "%s.%s.%s.%s.%u", | ||
| hyper_param_.log_file.c_str(), | ||
| get_host_name().c_str(), | ||
| get_user_name().c_str(), | ||
| print_current_time().c_str(), | ||
| getpid()); | ||
| return filename_prefix; | ||
| } | ||
|
|
||
| #endif // XLEARN_BASE_SYSTEM_H_ |
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